
Immunotherapy has revolutionised the care of many patients with kidney, bladder, skin and various other cancers.
Now a UK led study has shown that given the immunotherapy drug- pembrolizumab – before and after surgery– makes people live substantially longer.
Pembrolizumab is a very costly drug with limited affordability in developing countries.
In western countries, only people with private medical insurance or people having a publicly funded health systems such as NHS can afford it.
The fascinating immunotherapy data was presented at the prestigious annual meeting of the American Society of Clinical Oncology (ASCO) at Chicago.
Dr Sundar is a member of American Society of Clinical Oncology (ASCO) for more than 25 years.
References
- BBC News. Breakthrough cancer drug doubles survival in trial. Philippa Roxby
Heath Reporter. May 2025. - American Society of Clinical Oncology (ASCO) 2025: Neoadjuvant and adjuvant pembrolizumab plus standard of care (SOC) in resectable
locally advanced head and neck squamous cell carcinoma (LA HNSCC): Exploratory
efficacy analyses of the phase 3 KEYNOTE-689 study. ( Distant Metastasis-Free Survival (DMFS) data:
Median DMFS was 51.8 months with pembrolizumab + SOC versus 35.7 months with SOC (HR 0.71, 95% CI 0.56–0.90).
Estimated DMFS rate at 36 months was 59.1% versus 49.0%, respectively. ) - American Association for Cancer Research (AACR) Annual Meeting. 2025. Addition of Perioperative Pembrolizumab to Standard of Care in Newly Diagnosed Locally Advanced Head and Neck Cancer.
- Pembrolizumab With or Without Chemotherapy in Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma: Updated Results of the Phase III KEYNOTE-048 Study.

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