Original Investigation

Effectiveness of Colchicine for the Treatment of Long COVID

JAMA Internal Medicine 10.1001/jamainternmed.2025.5408

October 20, 2025 at 11:00 AM EDT

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What is the effectiveness of 26-week oral colchicine therapy in improving functional outcomes among individuals with persistent symptoms after acute COVID-19 infection?In this randomized clinical trial including 346 adults, there was no statistically significant difference in functional capacity, respiratory function, mental states, constitutional symptoms, or inflammatory markers at 52 weeks among those treated with colchicine or placebo.This trial provides evidence against colchicine monotherapy as a broadly effective treatment for long COVID.

Corresponding Author: Niveditha Devasenapathy, PhD, MBBS, MSc, Academic Clinical Trials Unit, The George Institute for Global Health, India, 308, Third Floor, Elegance Tower, New Delhi, Delhi 110025, India (ndevasenapathy@georgeinstitute.org.in).

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