Study summary

Immunotherapy let people skip cisplatin during radiation with no loss of benefit and far less vomiting

DIAMOND trial · 532 people, phase 3 · Published September 2025, JAMA

88.3%failure-free at 3 years without concurrent cisplatin, vs 87.6% with it

What was tested

Toripalimab plus induction chemotherapy and radiation, without the usual cisplatin during radiation, against standard treatment with cisplatin, for locally advanced nasopharyngeal carcinoma.

What they found

What it means

One of several trials showing immunotherapy can replace some of the harsher parts of standard treatment.

JAMA, via PubMed ↗ ← Back to the outlook
Last reviewed 2026-11-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.