failed trials

Darts failing to hit bullseye
Biotech

2025's top 10 clinical trial flops

Fierce Biotech looks back at 10 of the most impactful and interesting clinical failures of 2025.
Comedy and tragedy masks on red curtain background

Amgen eyes lupus redemption while cancer candidate struggles

Feb 4, 2026 6:10am
Sanofi

Sanofi GCS inhibitor fails ph. 3 Fabry trial but wins in Gaucher

Feb 2, 2026 5:46am
Curtains closing on an empty stage

Pulmocide pulls ph. 3 antifungal trial over mortality rate

Jan 7, 2026 10:57am
road closed construction sign

Neuro biotech Nido closes after 5 years

Jan 2, 2026 10:24am
Golfer devastated after just barely missing a putt

Ultragenyx plans cost-cutting push after flunking phase 3 trials

Jan 2, 2026 5:37am