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A Study to Evaluate Patient Preference for Home Administration of Fixed-Dose Combination of Pertuzumab and Trastuzumab for Subcutaneous Administration in Participants With Early or Locally Advanced/Inflammatory HER2-Positive Breast Cancer (ProHer)

A PHASE IIIB, MULTINATIONAL, MULTICENTER, RANDOMIZED, OPEN-LABEL STUDY TO EVALUATE PATIENT PREFERENCE FOR HOME ADMINISTRATION OF FIXED-DOSE COMBINATION OF PERTUZUMAB AND TRASTUZUMAB FOR SUBCUTANEOUS ADMINISTRATION IN PARTICIPANTS WITH EARLY OR LOCALLY ADVANCED/ INFLAMMATORY HER2-POSITIVE BREAST CANCER

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
PACTR
Registry ID
PACTR202211579014330
Enrollment
330
Registered
2022-11-08
Start date
2022-07-05
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cancer

Interventions

Sponsors

Hoffmann La Roche
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: -Eastern Cooperative Oncology Group (ECOG) performance status 0-1 -Intact skin at planned site of subcutaneous (SC) injections -Left ventricular ejection fraction (LVEF) greater than or equal to (=)55% by echocardiogram (ECHO) or multiple-gated acquisition scan (MUGA) -Negative human immunodeficiency virus (HIV) test at screening -Negative hepatitis B surface antigen (HBsAg) test at screening -Positive hepatitis B surface antibody (HBsAb) test at screening, or negative HBsAb at screening accompanied by either of the following: Negative total hepatitis B core antibody (HBcAb); Positive total HBcAb test followed by a negative (per local laboratory definition) hepatitis B virus (HBV) DNA test -Negative hepatitis C virus (HCV) antibody test at screening, or positive HCV antibody test followed by a negative HCV RNA test at screening -For female participants of childbearing potential: agreement to remain abstinent or use contraception and agree to refrain from donating eggs during the treatment period and for 7 months after the final dose of the study treatment -For male participants: agreement to remain abstinent or use a condom, and agree to refrain from donating sperm during the treatment period and for 7 months after the final dose of study treatment

Exclusion criteria

Exclusion criteria: -Stage IV (metastatic) breast cancer -History of concurrent or previously treated non-breast malignancies, except for appropriately treated 1) non-melanoma skin cancer and/or 2) in situ carcinomas, including cervix, colon, and skin. A participant with previous invasive non-breast cancer is eligible provided he/she has been disease free for more than 5 years -Participants who are pregnant or breastfeeding or intending to become pregnant during the study or within 7 months after the final dose of study treatments -Treatment with investigational therapy within 28 days prior to initiation of study treatment -Active, unresolved infections at screening requiring treatment -Participants who may have had a recent episode of thromboembolism and are still trying to optimize the anticoagulation dose and/or have not normalized their International Normalized Ratio (INR)-Serious cardiac illness or medical conditions -History of ventricular dysrhythmias or risk factors for ventricular dysrhythmias-Inadequate bone marrow function-Impaired liver function-Renal function with creatinine clearance 1.5x upper limit of normal (ULN) -Major surgical procedure unrelated to breast cancer within 28 days prior to study entry or anticipation of the need for major surgery during the course of study treatment -Current severe, uncontrolled systemic disease that may interfere with planned treatment -Any serious medical condition or abnormality in clinical laboratory tests that precludes an individual's safe participation in and completion of the study -Known active liver disease, for example, active viral hepatitis infection, autoimmune hepatic disorders, or sclerosing cholangitis -Known hypersensitivity to any of the study drugs, excipients, and/or murine proteins or a history of severe allergic or immunological reactions, e.g., difficult to control asthma-Current chronic daily treatment with corticosteroids

Design outcomes

Primary

MeasureTime frame
Percentage of Participants Who Preferred the Administration of PH FDC SC in the Home Setting Compared With the Hospital Setting, Question 1 of the Patient Preference Questionnaire [ Time Frame: Day 1 of Cycle 8 of adjuvant treatment (1 cycle is 3 weeks) ]

Secondary

MeasureTime frame
-Duration of Treatment Preparation, According to Healthcare Professionals' Responses to Question 1 of the Healthcare Professional Questionnaire (HCPQ) - Neoadjuvant Phase Drug Preparation Area [ Time Frame: Day 1 of each cycle from Cycle 1 to last cycle (Cycle 6 or 8) of neoadjuvant treatment (1 cycle is 3 weeks) ] -Percentage of Healthcare Professionals by Their Responses on Perception of Impact of PH FDC SC on Clinical Management and Clinical Efficiency, Question 2 of the HCPQ - Neoadjuvant Phase Drug Preparation Area [ Time Frame: Day 1 of last cycle (Cycle 6 or 8) of neoadjuvant treatment (1 cycle is 3 weeks) ] -Percentage of Healthcare Professionals by Their Responses on Perception of Time/Resource Use of Each Study Regimen, Questions 3 and 4 of the HCPQ - Neoadjuvant Phase Drug Preparation Area [ Time Frame: Day 1 of last cycle (Cycle 6 or 8) of neoadjuvant treatment (1 cycle is 3 weeks) ] -Duration of Treatment Administration Activities, According to Healthcare Professionals' Responses to Question 1 of the HCPQ - Neoadjuvant Phase Administering Treatment [ Time Frame: Day 1 of each cycle from Cycle 1 to last cycle (Cycle 6 or 8) of neoadjuvant treatment (1 cycle is 3 weeks) ] -Percentage of Healthcare Professionals by Their Responses on Perception of Impact of PH FDC SC on Clinical Management and Clinical Efficiency, Question 2 of the HCPQ - Neoadjuvant Phase Administering Treatment [ Time Frame: Day 1 of last cycle (Cycle 6 or 8) of neoadjuvant treatment (1 cycle is 3 weeks) ];-Percentage of Healthcare Professionals by Their Responses on Perception of Time/Resource Use and Convenience of Each Study Regimen, Questions 3 to 10 of the HCPQ - Neoadjuvant Phase Administering Treatment [ Time Frame: Day 1 of last cycle (Cycle 6 or 8) of neoadjuvant treatment (1 cycle is 3 weeks) ] -Percentage of Healthcare Professionals by Their Responses to Question 11 of the HCPQ - Neoadjuvant Phase Administering Treatment [ Time Frame: Day 1 of last cycle (Cycle 6 or 8) of

Countries

Kenya

Contacts

Public ContactGladys Mills

CSM and Start Up Manager Area Africa CONAA

gladys.mills@roche.com+233593813966

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Aug 9, 2026