Prothena

human brain abstract art
Biotech

Prothena Alzheimer's trial hit by ARIA showstopper

The phase 1 trial linked Prothena’s anti-amyloid beta antibody to a higher rate of brain swelling than rival approved drugs.
Nick Paul Taylor Aug 28, 2025 6:48am
A series of dice with a bag on them illustrating cost cuts

Prothena lays off 63% in fallout from phase 3 amyloidosis fail

Jun 20, 2025 2:23am
balloon missed target pop arrows miss failure

Prothena reburies drug after 2nd swing at rare disease misses

May 27, 2025 3:33am
long shot miss basketball hoop fail shoot

Roche's Prothena-partnered Parkinson's prospect fails phase 2b

Dec 19, 2024 4:31am
cellos without players

UCB-Novartis Parkinson's asset fails to improve symptoms in ph. 2

Dec 16, 2024 3:19pm
Paragliding near Tu Le valley with landscape with green and yellow rice fields and blue cloudy sky North- Vietnam

Prothena promotes one exec while another leaves—Chutes & Ladders

Oct 4, 2024 8:00am