BioCentury
ARTICLE | Product Development

Litfulo delivers in vitiligo as Xpovio misses in endometrial cancer

BioCentury’s Clinical Report for July 28 – Aug. 3

August 3, 2026 9:43 PM UTC

Updates from the clinic this week included positive Phase III data for an oral vitiligo therapy and an early readout from an anti-β-amyloid mAb designed to prduce fewer side efffects in Alzheimer’s disease. The week’s biggest setback came from Karyopharm after XPO1 inhibitor Xpovio missed the primary endpoint in a Phase III endometrial cancer trial.

Pfizer Inc. (NYSE:PFE) announced Thursday that oral JAK3/TEC kinase inhibitor Litfulo ritlecitinib met the co-primary endpoints in the Phase III TRANQUILLO and TRANQUILLO 2 trials in patients with active or stable nonsegmental vitiligo...