Study summary

A cisplatin-free pembrolizumab approach to saving the larynx missed its goal

SMART-KEY trial · 43 people, phase 2 · Presented October 2026 (ESMO)

65.1%alive without laryngectomy at 2 years, vs 59% historically

What was tested

Pembrolizumab with radiation, without cisplatin, aiming to cure locally advanced laryngeal cancer while keeping the voice box.

What they found

What it means

Cisplatin with radiation remains the standard for larynx preservation; immunotherapy alone is not yet a substitute.

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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.