diff --git a/Cherrish-iOS/Cherrish-iOS/Data/DataDependencyAssembler.swift b/Cherrish-iOS/Cherrish-iOS/Data/DataDependencyAssembler.swift
index ffadc551..77af5573 100644
--- a/Cherrish-iOS/Cherrish-iOS/Data/DataDependencyAssembler.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Data/DataDependencyAssembler.swift
@@ -35,5 +35,7 @@ final class DataDependencyAssembler: DependencyAssembler {
         DIContainer.shared.register(type: TreatmentInterface.self) {
             return DefaultTreatmentRepository(networkService: self.networkService, userDefaultService: self.userDefaultService)
         }
+        
+        
     }
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Data/Model/ProcedureResponseDTO.swift b/Cherrish-iOS/Cherrish-iOS/Data/Model/ProcedureResponseDTO.swift
new file mode 100644
index 00000000..b281f19e
--- /dev/null
+++ b/Cherrish-iOS/Cherrish-iOS/Data/Model/ProcedureResponseDTO.swift
@@ -0,0 +1,36 @@
+//
+//  ProcedureResponseDTO.swift
+//  Cherrish-iOS
+//
+//  Created by 어재선 on 1/20/26.
+//
+
+import Foundation
+
+struct ProcedureDTO: Decodable {
+    let id: Int
+    let name: String
+    let worries: [TreatmentCategoryResponseDTO]
+    let minDowntimeDays: Int
+    let maxDowntimeDays: Int
+}
+
+struct ProceduresResponseDTO: Decodable {
+    let procedures: [ProcedureDTO]
+}
+
+
+extension ProcedureDTO {
+    func toEntity() -> TreatmentEntity {
+        return TreatmentEntity(
+            id: id,
+            name: name,
+            benefits: worries.map {
+                $0.toEntity().title
+            },
+            downtimeMin: minDowntimeDays,
+            downtimeMax: maxDowntimeDays,
+            setDowntime: nil
+        )
+    }
+}
diff --git a/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/OnboardingAPI.swift b/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/OnboardingAPI.swift
index 79a3c077..0986c70c 100644
--- a/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/OnboardingAPI.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/OnboardingAPI.swift
@@ -41,7 +41,7 @@ enum OnboardingAPI: EndPoint {
         return JSONEncoding.default
     }
     
-    var queryParameters: [String: String]? {
+    var queryParameters: [String: Any]? {
         return nil
     }
     
diff --git a/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/TreatmentAPI.swift b/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/TreatmentAPI.swift
index 79d6b9c5..780acfad 100644
--- a/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/TreatmentAPI.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Data/Network/EndPoint/TreatmentAPI.swift
@@ -6,16 +6,19 @@
 //
 
 import Foundation
-
 import Alamofire
 
 enum TreatmentAPI: EndPoint {
     case fetchCategories(userId: Int)
+    case fetchProcedures(userId: Int, id: Int? = nil, text: String? = nil)
     
     var basePath: String {
         switch self {
         case .fetchCategories:
             return "/api"
+            
+        case .fetchProcedures:
+            return "/api"
         }
     }
     
@@ -23,6 +26,8 @@ enum TreatmentAPI: EndPoint {
         switch self {
         case .fetchCategories:
             return "/worries"
+        case .fetchProcedures:
+            return "/procedures"
         }
     }
     
@@ -30,6 +35,8 @@ enum TreatmentAPI: EndPoint {
         switch self {
         case .fetchCategories:
             return .get
+        case .fetchProcedures:
+            return .get
         }
     }
     
@@ -37,6 +44,8 @@ enum TreatmentAPI: EndPoint {
         switch self {
         case .fetchCategories(let userId):
             return .withAuth(userID: userId)
+        case .fetchProcedures(let userId, _,  _):
+            return .withAuth(userID: userId)
         }
     }
     
@@ -45,6 +54,8 @@ enum TreatmentAPI: EndPoint {
         switch self {
         case .fetchCategories:
             return URLEncoding.default
+        case .fetchProcedures:
+            return URLEncoding.default
         }
     }
     
@@ -52,6 +63,15 @@ enum TreatmentAPI: EndPoint {
         switch self {
         case .fetchCategories:
             return nil
+        case .fetchProcedures(_, let id, let text):
+            var params: [String: Any] = [:]
+               if let id = id {
+                   params["worryId"] = id
+               } 
+               if let text = text {
+                   params["keyword"] = "\(text)"
+               }
+               return params
         }
     }
     
@@ -59,7 +79,8 @@ enum TreatmentAPI: EndPoint {
         switch self {
         case .fetchCategories:
             return .none
+        case .fetchProcedures:
+            return .none
         }
-    }
+    }  
 }
-
diff --git a/Cherrish-iOS/Cherrish-iOS/Data/Repository/TreatmentRepository.swift b/Cherrish-iOS/Cherrish-iOS/Data/Repository/TreatmentRepository.swift
index 250a76ae..b9f3c230 100644
--- a/Cherrish-iOS/Cherrish-iOS/Data/Repository/TreatmentRepository.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Data/Repository/TreatmentRepository.swift
@@ -26,9 +26,19 @@ struct DefaultTreatmentRepository: TreatmentInterface {
         )
         return response.map { $0.toEntity() }
     }
+    
+    func fetchTreatment(id: Int?, keyword: String?) async throws -> [TreatmentEntity] {
+        let userId: Int = userDefaultService.load(key: .userID) ?? 1
+        let response = try await networkService.request(TreatmentAPI.fetchProcedures(userId: userId,id: id, text: keyword), decodingType: ProceduresResponseDTO.self)
+        return response.procedures.map { $0.toEntity() }
+    }
 }
 
 struct MockTreatmentRepository: TreatmentInterface {
+    func fetchTreatment(id: Int?, keyword: String?) async throws -> [TreatmentEntity] {
+        return []
+    }
+    
     func fetchCategories() async throws -> [TreatmentCategoryEntity] {
         return [
             TreatmentCategoryEntity(id: 1, title: "피부결 ∙ 각질"),
diff --git a/Cherrish-iOS/Cherrish-iOS/Domain/DomainDependencyAssembler.swift b/Cherrish-iOS/Cherrish-iOS/Domain/DomainDependencyAssembler.swift
index 67f0d25f..04b9503a 100644
--- a/Cherrish-iOS/Cherrish-iOS/Domain/DomainDependencyAssembler.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Domain/DomainDependencyAssembler.swift
@@ -45,12 +45,16 @@ final class DomainDependencyAssembler: DependencyAssembler {
             return DefaultCreateProfileUseCase(repository: onboardingRepository)
         }
         
-        guard let treatmentCategoryRepository = DIContainer.shared.resolve(type: TreatmentInterface.self) else {
+        guard let treatmentRepository = DIContainer.shared.resolve(type: TreatmentInterface.self) else {
             return
         }
         
         DIContainer.shared.register(type: FetchTreatmentCategoriesUseCase.self) {
-            return DefaultFetchTreatmentCategoriesUseCase(repository: treatmentCategoryRepository)
+            return DefaultFetchTreatmentCategoriesUseCase(repository: treatmentRepository)
+        }
+        
+        DIContainer.shared.register(type: FetchTreatmentsUseCase.self) {
+            return DefaultFetchTreatmentsUseCase(repository: treatmentRepository)
         }
     }
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Domain/Interface/TreatmentInterface.swift b/Cherrish-iOS/Cherrish-iOS/Domain/Interface/TreatmentInterface.swift
index 46930e80..f715e020 100644
--- a/Cherrish-iOS/Cherrish-iOS/Domain/Interface/TreatmentInterface.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Domain/Interface/TreatmentInterface.swift
@@ -9,4 +9,5 @@ import Foundation
 
 protocol TreatmentInterface {
     func fetchCategories() async throws -> [TreatmentCategoryEntity]
+    func fetchTreatment(id: Int?, keyword: String?) async throws -> [TreatmentEntity]
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Domain/Model/TreatmentEntity.swift b/Cherrish-iOS/Cherrish-iOS/Domain/Model/TreatmentEntity.swift
index 3f5431cf..3f76c349 100644
--- a/Cherrish-iOS/Cherrish-iOS/Domain/Model/TreatmentEntity.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Domain/Model/TreatmentEntity.swift
@@ -8,103 +8,17 @@
 import Foundation
 
 struct TreatmentEntity: Identifiable, Equatable, Hashable {
-    var id: Self { self }
+    let id: Int
     let name: String
     let benefits: [String]
     let downtimeMin: Int
     let downtimeMax: Int
+    var setDowntime: Int?
+    
+    mutating func updateDowntime(_ value: Int) {
+            setDowntime = value
+        }
 }
 
-extension TreatmentEntity {
-    static let mockData: [TreatmentEntity] = [
-        // 피부결 · 각질
-        TreatmentEntity(
-            name: "아쿠아필",
-            benefits: ["각질 제거", "모공 청소", "피부결 개선"],
-            downtimeMin: 0,
-            downtimeMax: 1
-        ),
-        TreatmentEntity(
-            name: "크리스탈 필링",
-            benefits: ["각질 제거", "피부 톤 개선", "잔주름 완화"],
-            downtimeMin: 1,
-            downtimeMax: 3
-        ),
-        
-        // 색소 · 잡티
-        TreatmentEntity(
-            name: "피코토닝",
-            benefits: ["색소 침착 개선", "잡티 제거", "피부 톤 균일화"],
-            downtimeMin: 0,
-            downtimeMax: 1
-        ),
-        TreatmentEntity(
-            name: "레이저토닝",
-            benefits: ["기미 개선", "색소 침착 완화", "피부 톤 업"],
-            downtimeMin: 1,
-            downtimeMax: 2
-        ),
-        
-        // 홍조
-        TreatmentEntity(
-            name: "브이빔 레이저",
-            benefits: ["홍조 완화", "혈관 축소", "피부 진정"],
-            downtimeMin: 1,
-            downtimeMax: 3
-        ),
-        TreatmentEntity(
-            name: "엑셀브이",
-            benefits: ["홍조 개선", "안면홍조 치료", "혈관 병변 제거"],
-            downtimeMin: 2,
-            downtimeMax: 5
-        ),
-        
-        // 탄력 · 주름
-        TreatmentEntity(
-            name: "울쎄라",
-            benefits: ["리프팅", "탄력 개선", "주름 완화"],
-            downtimeMin: 3,
-            downtimeMax: 7
-        ),
-        TreatmentEntity(
-            name: "써마지",
-            benefits: ["피부 탄력", "콜라겐 생성", "처진 피부 개선"],
-            downtimeMin: 0,
-            downtimeMax: 2
-        ),
-        TreatmentEntity(
-            name: "보톡스",
-            benefits: ["주름 개선", "이마 주름", "미간 주름"],
-            downtimeMin: 0,
-            downtimeMax: 1
-        ),
-        
-        // 모공
-        TreatmentEntity(
-            name: "프락셀",
-            benefits: ["모공 축소", "피부 재생", "흉터 개선"],
-            downtimeMin: 5,
-            downtimeMax: 7
-        ),
-        TreatmentEntity(
-            name: "모공보톡스",
-            benefits: ["모공 축소", "피지 조절", "매끈한 피부"],
-            downtimeMin: 0,
-            downtimeMax: 1
-        ),
-        
-        // 트러블
-        TreatmentEntity(
-            name: "PDT",
-            benefits: ["여드름 치료", "피지 조절", "염증 완화"],
-            downtimeMin: 2,
-            downtimeMax: 5
-        ),
-        TreatmentEntity(
-            name: "압출 관리",
-            benefits: ["여드름 제거", "모공 청소", "피부 진정"],
-            downtimeMin: 1,
-            downtimeMax: 3
-        )
-    ]
-}
+
+
diff --git a/Cherrish-iOS/Cherrish-iOS/Domain/UseCase/FetchTreatmentsUseCase.swift b/Cherrish-iOS/Cherrish-iOS/Domain/UseCase/FetchTreatmentsUseCase.swift
new file mode 100644
index 00000000..75aead51
--- /dev/null
+++ b/Cherrish-iOS/Cherrish-iOS/Domain/UseCase/FetchTreatmentsUseCase.swift
@@ -0,0 +1,25 @@
+//
+//  FetchTreatmentsUseCase.swift
+//  Cherrish-iOS
+//
+//  Created by 어재선 on 1/20/26.
+//
+
+import Foundation
+
+protocol FetchTreatmentsUseCase {
+    func execute(id: Int?, keyword: String?) async throws -> [TreatmentEntity]
+}
+
+struct DefaultFetchTreatmentsUseCase: FetchTreatmentsUseCase {
+
+    private let repository: TreatmentInterface
+    
+    init(repository: TreatmentInterface) {
+        self.repository = repository
+    }
+    
+    func execute(id: Int?, keyword: String?) async throws -> [TreatmentEntity] {
+        return try await repository.fetchTreatment(id: id, keyword: keyword)
+    }
+}
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DownTimeSettingView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DownTimeSettingView.swift
index 53f15a87..da3ad424 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DownTimeSettingView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DownTimeSettingView.swift
@@ -9,13 +9,14 @@ import SwiftUI
 
 struct DownTimeSettingView: View {
     @State var selectedTreatment: TreatmentEntity? = nil
-    var treatments: [TreatmentEntity]
+    @Binding var treatments: [TreatmentEntity]
     let setday: (year: Int, month: Int, day: Int)
     let today: (year: Int, month: Int, day: Int)
+    
     var body: some View {
         VStack {
             Spacer()
-                .frame(height: 30)
+                .frame(height: 30.adjustedH)
             
             HStack {
                 TypographyText(
@@ -27,71 +28,79 @@ struct DownTimeSettingView: View {
                 Spacer()
                 
             }
+            .padding(.horizontal, 25.adjustedW)
             ScrollView(.vertical, showsIndicators: false) {
-                Spacer()
-                    .frame(height: 24.adjustedH)
-                ForEach(treatments, id: \.self) { treatment in
-                    TreatmentRowView(
-                        displayMode: .completeBoxView,
-                        treatmentEntity: treatment,
-                        isSelected: .constant(
-                            selectedTreatment == treatment
-
-                        ),
-                        isCompleted: .constant(
-                            false
-                        ),
-                        action: {
-                            selectedTreatment = treatment
-                        })
-                }
-
-                Spacer()
-                    .frame(height: 14.adjustedH)
-                
-                HStack(alignment: .top, spacing: 0) {
-                    TypographyText(
-                        "◎",
-                        style: .body3_r_12,
-                        color: .gray600
-                    )
+                VStack {
+                    Spacer()
+                        .frame(height: 24.adjustedH)
+                    ForEach(treatments, id: \.self) { treatment in
+                        TreatmentRowView(
+                            displayMode: .completeBoxView,
+                            treatmentEntity: treatment,
+                            isSelected: .constant(
+                                selectedTreatment == treatment
+                                
+                            ),
+                            isCompleted: .constant(
+                                treatment.setDowntime == nil ? false : true
+                            ),
+                            action: {
+                                selectedTreatment = treatment
+                            })
+                    }
                     
-                    VStack(alignment: .leading, spacing: 0) {
-                        TypographyText(
-                            "본 정보는 의료 상담이나 진단을 대체하지 않으며,",
-                            style: .body3_r_12,
-                            color: .gray600
-                        )
-                        
+                    Spacer()
+                        .frame(height: 14.adjustedH)
+                    
+                    HStack(alignment: .top, spacing: 0) {
                         TypographyText(
-                            "실제 다운타임 및 회복 과정은 개인에 따라 다를 수 있습니다.",
+                            "◎",
                             style: .body3_r_12,
                             color: .gray600
                         )
                         
-                        TypographyText(
-                            "정확한 내용은 의료진 상담을 통해 확인하세요.",
-                            style: .body3_r_12,
-                            color: .gray600
-                        )
+                        VStack(alignment: .leading, spacing: 0) {
+                            TypographyText(
+                                "본 정보는 의료 상담이나 진단을 대체하지 않으며,",
+                                style: .body3_r_12,
+                                color: .gray600
+                            )
+                            
+                            TypographyText(
+                                "실제 다운타임 및 회복 과정은 개인에 따라 다를 수 있습니다.",
+                                style: .body3_r_12,
+                                color: .gray600
+                            )
+                            
+                            TypographyText(
+                                "정확한 내용은 의료진 상담을 통해 확인하세요.",
+                                style: .body3_r_12,
+                                color: .gray600
+                            )
+                            
+                        }
                         
+                        Spacer()
                     }
-                    
-                    Spacer()
                 }
+                .padding(.horizontal, 25.adjustedW)
             }
             
         }
-        .padding(.horizontal, 25.adjustedW)
         .sheet(item: $selectedTreatment) { treatment in
-            DowntimeBottomSheetView(
-                treatment: treatment,
-                today: today,
-                setday: setday
-            )
-            .presentationDetents([.extraLarge])
-            .presentationBackground(.gray0)
-            .presentationDragIndicator(.visible)
+            if let index = treatments.firstIndex(where: { $0.id == treatment.id }) {
+                DowntimeBottomSheetView(
+                    treatment: $treatments[index],
+                    selectedTreatment: $selectedTreatment,
+                    today: today,
+                    setday: setday
+                )
+                .presentationDetents([.extraLarge])
+                .presentationBackground(.gray0)
+                .presentationDragIndicator(.visible)
+            }
+            
+            
         }
     }
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DowntimeBottomSheetView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DowntimeBottomSheetView.swift
index 1b446ee7..87b332c0 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DowntimeBottomSheetView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/DowntimeBottomSheetView.swift
@@ -8,13 +8,15 @@
 import SwiftUI
 
 struct DowntimeBottomSheetView: View {
-    let treatment: TreatmentEntity
+    @Binding var treatment: TreatmentEntity
+    @Binding var selectedTreatment: TreatmentEntity?
     let today: (year: Int, month: Int, day: Int)
     let setday: (year: Int, month: Int, day: Int)
     @State private var selectedDowntime: Int = 1
     @State private var rate: Double = 0.0
     @State private var betweenDays: Int = 0
     
+    
     var body: some View {
         VStack(spacing: 0) {
             Spacer()
@@ -61,7 +63,7 @@ struct DowntimeBottomSheetView: View {
 }
 
 extension DowntimeBottomSheetView {
-    
+
     private var speechBubble: some View {
         ZStack {
             Image(.speechBubble)
@@ -183,7 +185,11 @@ extension DowntimeBottomSheetView {
                     ),
                     leadingIcon: .none,
                     trailingIcon: .none,
-                    action: { })
+                    action: {
+                        treatment.updateDowntime(0)
+                        selectedTreatment = nil
+                        
+                    })
                 .frame(width: geo.size.width * 2/3 - 2)
                 
                 CherrishButton(
@@ -194,7 +200,10 @@ extension DowntimeBottomSheetView {
                     ),
                     leadingIcon: .none,
                     trailingIcon: .none,
-                    action: { })
+                    action: {
+                            treatment.updateDowntime(selectedDowntime)
+                            selectedTreatment = nil
+                    })
                 .frame(
                     width: geo.size.width * 1/3 - 2
                 )
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentFilterView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentFilterView.swift
index 77111e4d..5b343f66 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentFilterView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentFilterView.swift
@@ -33,6 +33,9 @@ struct NoTreatmentFilterView: View {
                 }
             }
         }
+        .task {
+            await viewModel.fetchNoTreatments()
+        }
     }
 }
 
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentView.swift
index 3cc85133..cf35b030 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/NoTreatment/NoTreatmentView.swift
@@ -50,7 +50,7 @@ struct NoTreatmentView: View {
         }
         .ignoresSafeArea(.keyboard)
         .task {
-            await viewModel.loadCategories()
+            await viewModel.fetchCategories()
         }
         .onAppear {
             tabBarCoordinator.isTabbarHidden = true
@@ -80,7 +80,7 @@ struct NoTreatmentView: View {
             
         case .downTimeSetting:
             DownTimeSettingView(
-                treatments: viewModel.selectedTreatments,
+                treatments: $viewModel.selectedTreatments,
                 setday: (
                     viewModel.toInt(
                         viewModel.year
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TargetDdaySettingView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TargetDdaySettingView.swift
index f33536d1..17af9bc4 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TargetDdaySettingView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TargetDdaySettingView.swift
@@ -96,6 +96,7 @@ struct TargetDdaySettingView: View {
                     Spacer()
                 }
             }
+            .padding(.horizontal, 34.adjustedW)
         }
         .scrollDismissesKeyboard(.interactively)
     }
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentFilterView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentFilterView.swift
index 06cb07f9..013fb197 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentFilterView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentFilterView.swift
@@ -11,7 +11,16 @@ struct TreatmentFilterView: View {
     @ObservedObject var viewModel: TreatmentViewModel
     var body: some View {
         VStack {
-            TreatmentSearchBarTextField(text: $viewModel.searchText, enter: { }, isDisabled: !viewModel.searchText.isEmpty)
+            TreatmentSearchBarTextField(
+                text: $viewModel.searchText,
+                onTap: {
+                    Task {
+                       try await viewModel.fetchTreatments()
+                    }
+                },
+                isDisabled: false
+            )
+            .padding(.horizontal, 25.adjustedW)
             
             ScrollView(.vertical, showsIndicators: false) {
                 HStack(alignment: .top,spacing: 4) {
@@ -23,7 +32,7 @@ struct TreatmentFilterView: View {
                             style: .body3_r_12,
                             color: .gray600
                         )
-                            .lineLimit(2)
+                        .lineLimit(2)
                         
                     }
                     
@@ -31,30 +40,23 @@ struct TreatmentFilterView: View {
                     
                 }
                 .frame(height: 34.adjustedH)
-                
-                if viewModel.filteredTreatments.isEmpty {
-                    ForEach(viewModel.treatments, id: \.id) { treatment in
-                        TreatmentRowView(
-                            displayMode: .checkBoxView,
-                            treatmentEntity: treatment,
-                            isSelected: .constant(viewModel.isSelected(treatment)),
-                            action: { viewModel.addTreatment(treatment) }
-                        )
-                    }
-                } else {
-                    ForEach(viewModel.filteredTreatments, id: \.id) {
-                        treatment in
-                        TreatmentRowView(
-                            displayMode: .checkBoxView,
-                            treatmentEntity: treatment,
-                            isSelected: .constant(viewModel.isSelected(treatment)),
-                            action: { viewModel.addTreatment(treatment) }
-                        )
-                    }
-                }
+                .padding(.horizontal, 25.adjustedW)
+                ForEach(viewModel.treatments, id: \.id) { treatment in
+                    TreatmentRowView(
+                        displayMode: .checkBoxView,
+                        treatmentEntity: treatment,
+                        isSelected: .constant(viewModel.isSelected(treatment)),
+                        action: { viewModel.addTreatment(treatment) }
+                    )
+                } .padding(.horizontal, 24.adjustedW)
             }
             
         }
-        .padding(.horizontal, 24.5.adjustedW)
+        .task {
+            Task {
+                try await viewModel.fetchTreatments()
+            }
+        }
+       
     }
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentView.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentView.swift
index cea9a4e2..5781e5c5 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentView.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/Treatment/TreatmentView.swift
@@ -10,8 +10,8 @@ import SwiftUI
 struct TreatmentView: View {
     @EnvironmentObject private var calendarCoordinator: CalendarCoordinator
     @EnvironmentObject private var tabBarCoordinator: TabBarCoordinator
-    @ObservedObject var viewModel: TreatmentViewModel
-    
+    @StateObject var viewModel: TreatmentViewModel
+
     var body: some View {
         VStack(spacing: 0) {
             CherrishNavigationBar(
@@ -36,7 +36,7 @@ struct TreatmentView: View {
                 currentStep: .constant(viewModel.step)
             )
             .padding(.horizontal, 33.5.adjustedW)
-           
+            
             Spacer()
                 .frame(height: 20.adjustedH)
             
@@ -51,13 +51,10 @@ struct TreatmentView: View {
             }
             .id(viewModel.step)
         }
-        .ignoresSafeArea(.keyboard,edges: .bottom)
+        .ignoresSafeArea(.keyboard ,edges: .bottom)
         .onTapGesture {
             hideKeyboard()
         }
-        .onAppear {
-            tabBarCoordinator.isTabbarHidden = true
-        }
     }
     
     @ViewBuilder
@@ -70,8 +67,8 @@ struct TreatmentView: View {
                 month: $viewModel.month,
                 day: $viewModel.day
             )
-            .padding(.leading, 34.adjustedW)
-            .padding(.trailing, 33.adjustedW)
+          
+
             .id(viewModel.state)
             
         case .treatmentFilter:
@@ -79,7 +76,7 @@ struct TreatmentView: View {
             
         case .downTimeSetting:
             DownTimeSettingView(
-                treatments: viewModel.selectedTreatments,
+                treatments: $viewModel.selectedTreatments,
                 setday: (
                     viewModel.toInt(
                         viewModel.year
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TreatmentSearchBarTextField.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TreatmentSearchBarTextField.swift
index 2245b34e..359ab5ca 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TreatmentSearchBarTextField.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/View/TreatmentSearchBarTextField.swift
@@ -9,7 +9,7 @@ import SwiftUI
 
 struct TreatmentSearchBarTextField: View {
     @Binding var text: String
-    let enter: () -> Void
+    let onTap: () -> Void
     var isDisabled: Bool
     var body: some View {
         
@@ -30,14 +30,14 @@ struct TreatmentSearchBarTextField: View {
                         .multilineTextAlignment(.leading)
                         .tint(.gray1000)
                         .onSubmit {
-                            enter()
+                            onTap()
                         }
                 }
                 .frame(height: 20.adjustedH)
                 .padding(.vertical, 8.adjustedH)
                 
                 Button{
-                    enter()
+                    onTap()
                 } label: {
                     ZStack {
                         Image(.search)
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel+Filter.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel+Filter.swift
deleted file mode 100644
index bea06940..00000000
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel+Filter.swift
+++ /dev/null
@@ -1,23 +0,0 @@
-//
-//  NoTreatmentViewModel+Filter.swift
-//  Cherrish-iOS
-//
-//  Created by 어재선 on 1/16/26.
-//
-
-import Foundation
-
-extension NoTreatmentViewModel {
-    
-    func addTreatment(_ treatment: TreatmentEntity) {
-        guard !isSelected(treatment) else { return }
-        selectedTreatments.append(treatment)
-    }
-
-    func removeTreatment(_ treatment: TreatmentEntity) {
-        selectedTreatments.removeAll { $0.id == treatment.id }
-    }
-    func isSelected(_ treatment: TreatmentEntity) -> Bool {
-        selectedTreatments.contains(where: { $0.id == treatment.id })
-    }
-}
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel.swift
index 23199495..0413318e 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/NoTreatment/NoTreatmentViewModel.swift
@@ -8,37 +8,39 @@
 import Foundation
 
 final class NoTreatmentViewModel: ObservableObject{
-    @Published var state: NoTreatmentStep = .treatmentSelectedCategory
     @Published private(set) var categories: [TreatmentCategoryEntity] = []
     @Published private(set) var selectedCategory: TreatmentCategoryEntity?
+    @Published private(set) var treatments: [TreatmentEntity] = []
+    @Published var selectedTreatments: [TreatmentEntity] = []
+    @Published var state: NoTreatmentStep = .treatmentSelectedCategory
     @Published var dDay: DdayState?
     @Published var year: String = ""
     @Published var month: String = ""
     @Published var day: String = ""
-    @Published var treatments: [TreatmentEntity] = TreatmentEntity.mockData
-    @Published var selectedTreatments: [TreatmentEntity] = []
     
     private let fetchCategoriesUseCase: FetchTreatmentCategoriesUseCase
+    private let fetchTreatmentsUseCase: FetchTreatmentsUseCase
+    
+    init(fetchCategoriesUseCase: FetchTreatmentCategoriesUseCase, fetchTreatmentsUseCase: FetchTreatmentsUseCase) {
+        self.fetchCategoriesUseCase = fetchCategoriesUseCase
+        self.fetchTreatmentsUseCase = fetchTreatmentsUseCase
+    }
     
     var step: Int { state.rawValue }
     
     var canProceed: Bool {
-           switch state {
-           case .treatmentSelectedCategory:
-               return selectedCategory != nil
-           case .targetDdaySetting:
-               return isDateTextFieldNotEmpty()
-           case .treatmentFilter:
-               return !selectedTreatments.isEmpty
-           case .downTimeSetting:
-               return true
-           }
-       }
-    
-    init(fetchCategoriesUseCase: FetchTreatmentCategoriesUseCase) {
-            self.fetchCategoriesUseCase = fetchCategoriesUseCase
+        switch state {
+        case .treatmentSelectedCategory:
+            return selectedCategory != nil
+        case .targetDdaySetting:
+            return isDateTextFieldNotEmpty()
+        case .treatmentFilter:
+            return !selectedTreatments.isEmpty
+        case .downTimeSetting:
+            return selectedTreatments.allSatisfy { $0.setDowntime != nil }
         }
-    
+    }
+
     var today: (year: Int, month: Int, day: Int) {
         let calendar = Calendar.current
         let now = Date()
@@ -58,17 +60,26 @@ final class NoTreatmentViewModel: ObservableObject{
     }
     
     @MainActor
-    func loadCategories() async {
-            do {
-                categories = try await fetchCategoriesUseCase.execute()
-            } catch {
-                
-            }
+    func fetchCategories() async {
+        do {
+            categories = try await fetchCategoriesUseCase.execute()
+        } catch {
+            
+        }
+    }
+    
+    @MainActor
+    func fetchNoTreatments() async {
+        do {
+            treatments = try await fetchTreatmentsUseCase.execute(id: selectedCategory?.id, keyword: "")
+        } catch {
+            treatments = []
         }
+    }
     
     func selectCategory(_ category: TreatmentCategoryEntity) {
-          selectedCategory = category
-      }
+        selectedCategory = category
+    }
     
     func toInt(_ value: String) -> Int {
         Int(value) ?? 0
@@ -94,5 +105,21 @@ final class NoTreatmentViewModel: ObservableObject{
         
         return true
     }
+    
+}
 
+
+extension NoTreatmentViewModel {
+    
+    func addTreatment(_ treatment: TreatmentEntity) {
+        guard !isSelected(treatment) else { return }
+        selectedTreatments.append(treatment)
+    }
+    
+    func removeTreatment(_ treatment: TreatmentEntity) {
+        selectedTreatments.removeAll { $0.id == treatment.id }
+    }
+    func isSelected(_ treatment: TreatmentEntity) -> Bool {
+        selectedTreatments.contains(where: { $0.id == treatment.id })
+    }
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel+Filter.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel+Filter.swift
deleted file mode 100644
index b7ce7fd1..00000000
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel+Filter.swift
+++ /dev/null
@@ -1,23 +0,0 @@
-//
-//  TreatmentViewModel+Filter.swift
-//  Cherrish-iOS
-//
-//  Created by 어재선 on 1/16/26.
-//
-
-import Foundation
-
-extension TreatmentViewModel {
-    
-    func addTreatment(_ treatment: TreatmentEntity) {
-        guard !isSelected(treatment) else { return }
-        selectedTreatments.append(treatment)
-    }
-
-    func removeTreatment(_ treatment: TreatmentEntity) {
-        selectedTreatments.removeAll { $0.id == treatment.id }
-    }
-    func isSelected(_ treatment: TreatmentEntity) -> Bool {
-        selectedTreatments.contains(where: { $0.id == treatment.id })
-    }
-}
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel+Search.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel+Search.swift
deleted file mode 100644
index bac3eaa7..00000000
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel+Search.swift
+++ /dev/null
@@ -1,36 +0,0 @@
-//
-//  TreatmentViewModel+Search.swift
-//  Cherrish-iOS
-//
-//  Created by 어재선 on 1/17/26.
-//
-
-import Combine
-import Foundation
-
-extension TreatmentViewModel {
-    
-    func setupSearch() {
-        $searchText
-            .debounce(for: .milliseconds(300), scheduler: RunLoop.main)
-            .removeDuplicates()
-            .sink { [weak self] text in
-                self?.filterTreatments(by: text)
-            }
-            .store(in: &cancellables)
-    }
-    
-    func filterTreatments(by text: String) {
-        if text.isEmpty {
-            filteredTreatments = treatments
-        } else {
-            filteredTreatments = treatments.filter {
-                $0.name.localizedCaseInsensitiveContains(text)
-            }
-        }
-    }
-    
-    func clearSearch() {
-        searchText = ""
-    }
-}
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel.swift
index 20ea6ad9..05288c9f 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/Feature/Calendar/Treatment/ViewModel/Treatment/TreatmentViewModel.swift
@@ -9,19 +9,22 @@ import SwiftUI
 import Combine
 
 final class TreatmentViewModel: ObservableObject{
+    @Published private(set) var treatments: [TreatmentEntity] = []
+    @Published var selectedTreatments: [TreatmentEntity] = []
     @Published var state: TreatmentStep = .targetDdaySetting
     @Published var dDay: DdayState?
     @Published var year: String = ""
     @Published var month: String = ""
     @Published var day: String = ""
-    @Published var treatments: [TreatmentEntity] = TreatmentEntity.mockData
-    @Published var selectedTreatments: [TreatmentEntity] = []
     @Published var searchText = ""
-    @Published var filteredTreatments: [TreatmentEntity] = []
     
-    var step: Int { state.rawValue }
+    private let fetchTreatmentsUseCase: FetchTreatmentsUseCase
     
-    var cancellables = Set<AnyCancellable>()
+    init(fetchTreatmentsUseCase: FetchTreatmentsUseCase) {
+        self.fetchTreatmentsUseCase = fetchTreatmentsUseCase
+    }
+    
+    var step: Int { state.rawValue }
     
     var today: (year: Int, month: Int, day: Int) {
         let calendar = Calendar.current
@@ -33,10 +36,6 @@ final class TreatmentViewModel: ObservableObject{
         )
     }
     
-    init() {
-        filteredTreatments = treatments
-               setupSearch()
-    }
     var canProceed: Bool {
            switch state {
            case .targetDdaySetting:
@@ -44,10 +43,20 @@ final class TreatmentViewModel: ObservableObject{
            case .treatmentFilter:
                return !selectedTreatments.isEmpty
            case .downTimeSetting:
-               return true
+               return selectedTreatments.allSatisfy { $0.setDowntime != nil }
+                   
            }
        }
     
+    @MainActor
+    func fetchTreatments() async throws {
+        do {
+           treatments = try await fetchTreatmentsUseCase.execute(id: nil, keyword: searchText)
+        } catch {
+            treatments = []
+        }
+    }
+    
     func next() {
         state.next()
     }
@@ -73,6 +82,20 @@ final class TreatmentViewModel: ObservableObject{
         return true
         
     }
+}
+
+
+extension TreatmentViewModel {
     
-    
+    func addTreatment(_ treatment: TreatmentEntity) {
+        guard !isSelected(treatment) else { return }
+        selectedTreatments.append(treatment)
+    }
+
+    func removeTreatment(_ treatment: TreatmentEntity) {
+        selectedTreatments.removeAll { $0.id == treatment.id }
+    }
+    func isSelected(_ treatment: TreatmentEntity) -> Bool {
+        selectedTreatments.contains(where: { $0.id == treatment.id })
+    }
 }
diff --git a/Cherrish-iOS/Cherrish-iOS/Presentation/PresentationDependencyAssembler.swift b/Cherrish-iOS/Cherrish-iOS/Presentation/PresentationDependencyAssembler.swift
index 2a017023..a6cc612a 100644
--- a/Cherrish-iOS/Cherrish-iOS/Presentation/PresentationDependencyAssembler.swift
+++ b/Cherrish-iOS/Cherrish-iOS/Presentation/PresentationDependencyAssembler.swift
@@ -53,16 +53,21 @@ final class PresentationDependencyAssembler: DependencyAssembler {
             return
         }
         
+        guard let fetchTreatmentsUseCase = DIContainer.shared.resolve(type: FetchTreatmentsUseCase.self) else {
+            return
+        }
+        
         DIContainer.shared.register(type: SelectTreatmentViewModel.self) {
             return SelectTreatmentViewModel()
         }
         
         DIContainer.shared.register(type: NoTreatmentViewModel.self) {
-            return NoTreatmentViewModel(fetchCategoriesUseCase: fetchTreatmentCategoriesUseCase)
+            return NoTreatmentViewModel(fetchCategoriesUseCase: fetchTreatmentCategoriesUseCase, fetchTreatmentsUseCase: fetchTreatmentsUseCase)
         }
         
+        
         DIContainer.shared.register(type: TreatmentViewModel.self) {
-            return TreatmentViewModel()
+            return TreatmentViewModel(fetchTreatmentsUseCase: fetchTreatmentsUseCase)
         }
     }
 }