Oncology Cardiology / Cardiovascular Respiratory / COPD / Asthma Infectious Disease Gastroenterology Diabetes / Metabolic Neurology Women's Health Rheumatology Mental Health / Psychiatry Dermatology Rare Diseases Men's Health
Clinical Trial ● Currently Recruiting Phase II NCT05786716

DETERMINE Trial Treatment Arm 04: Trastuzumab in Combination With Pertuzumab in Adult, Paediatric and Teenage/Young Adult Patients With Cancers With HER2 Amplification or Activating Mutations

DETERMINE Trial Treatment Arm 04: Trastuzumab in Combination With Pertuzumab in Adult, Paediatric and Teenage/Young Adult Patients With Cancers With HER2 Amplification or Activating Mutations — Recruiting •…

📅 23 Apr 2026 ⏱ 3 min read
Currently Recruiting
This trial is actively seeking participants in the UK. Discuss eligibility with your patient before referring.
Status
Currently Recruiting
Phase
Phase II
NCT ID
NCT05786716
Sponsor
Cancer Research UK
Start
2023-03-07
ClinicaliQ Trial Snapshot
  • DETERMINE Trial Treatment Arm 04: Trastuzumab in Combination With Pertuzumab in Adult, Paediatric and Teenage/Young Adult Patients With Cancers With HER2 Amplification or Activating Mutations — Recruiting • Phase II • Oncology • NCT05786716.
  • What is being tested: The efficacy and safety of combined trastuzumab and pertuzumab (two HER2-targeted monoclonal antibodies) across multiple cancer types with HER2 amplification or activating mutations in adult, paediatric, and teenage/young adult patient populations.
  • Patient eligibility overview: Adults, teenagers, and children with HER2-amplified or HER2-mutated cancers are eligible; whilst this combination is established standard care for adult HER2-positive breast cancer, this trial extends evaluation to other cancer types and younger age groups who currently lack evidence-based….
Use This Page For
  • Quick orientation before opening the registry record.
  • Checking recruitment status, phase and sponsor at a glance.
  • Connecting this trial to nearby guidelines, Drug Science and education.
What This Trial Is Studying

This clinical trial is looking at a combination of drugs called trastuzumab and pertuzumab. This combination of drugs is approved together as standard of care treatment for adult patients with breast cancer (often with other anti-cancer drugs). This means it has gone through clinical trials and been approved by the Medicines and Healthcare products Regulatory Agency (MHRA) in the UK. Trastuzumab and pertuzumab work in patients with these types of cancers which have a molecular alteration called HER2 amplification or HER2 activating mutation. Investigators now wish to find out if…

Eligibility Snapshot
  • THE PATIENT MUST FULFIL THE ELIGIBILITY CRITERIA WITHIN THE DETERMINE MASTER PROTOCOL (NCT05722886) AND WITHIN THE TREATMENT ARM 04 (TRASTUZUMAB AND PERTUZUMAB) OUTLINED BELOW* *When trastuzumab- and pertuzumab-specific inclusion/

Use the source registry for the full inclusion and exclusion criteria before discussing referral or enrolment.

Full Trial Details
View this trial on the source registry
Eligibility criteria, protocol, and results when available
View Trial ↗
Share: Twitter/X LinkedIn
Related

Related Clinical Intelligence

Guidelines, Drug Science, safety briefs and education connected to this trial area.

Guideline
Trastuzumab deruxtecan for treating HER2-low metastatic or unresectable breast cancer after chemotherapy
Oncology · 07 Oct 2026
Trastuzumab deruxtecan is recommended by NICE as a treatment option for HER2-low metastatic or unresectable breast cancer, making it suitable for patients…
View guideline →
Guideline
Durvalumab with platinum-based chemotherapy, then with or without olaparib, for untreated advanced or recurrent endometrial cancer
Oncology · 09 Sep 2026
Durvalumab combined with platinum-based chemotherapy is the recommended first-line treatment for untreated advanced or recurrent endometrial cancer, with olaparib addition considered based…
View guideline →
Guideline
Trastuzumab deruxtecan for treating HER2-positive unresectable or metastatic breast cancer after 1 or more lines of anti-HER2 treatment
Oncology · 20 Oct 2026
Trastuzumab deruxtecan is recommended as an option for HER2-positive unresectable or metastatic breast cancer only after 1 or more prior lines of…
View guideline →
Clinical Brief
The Irish international rugby ‘trailblazer’ and her legacy of cancer awareness
Oncology · BBC Health · 30 Sep 2026
A prominent Irish rugby player's death from breast cancer highlights the importance of raising awareness about symptoms among younger women, even in…
View brief →
Clinical Brief
Wellbeing support demand for cancer patients grows
Oncology · BBC Health · 25 Oct 2026
Key Takeaways for Clinical Practice Cancer patients are reporting increased demand for wellbeing support services, suggesting current provision may not meet patient…
View brief →
Clinical Brief
‘My cancer spread while I waited months for surgery’: The cost of England’s cancer wait times
Oncology · BBC Health · 10 Sep 2026
England's cancer surgery waiting times have deteriorated despite government initiatives aimed at improving them, with patients experiencing significant delays that may allow…
View brief →