# Eli Lilly is testing an obesity drug that helps patients lose 28% weight.

*biotech · news · 2026-05-22 · Malayala Manorama*

## Key points

- Eli Lilly's retatrutide helped patients lose an average of 28.3% of their weight over 80 weeks.
- More than 45% of retatrutide trial participants lost at least 30% of their weight.
- Late-stage trial data show reduced reports of dysesthesia compared to earlier safety data.
- Retatrutide's weight loss efficacy now approaches levels historically associated with bariatric surgery.
- Eli Lilly plans to launch retatrutide, targeting various obesity stages, next year.

**Companies:** Eli Lilly

[Read the full story on Malayala Manorama](https://www.onmanorama.com/health/healthcare/2026/05/22/eli-lilly-drug-for-weight-loss-diabetes-retatrutide.html)

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