FDA Rejects Stealth BioTherapeutics’ Rare Disease Drug but Leaves Door Open for Accelerated Approval

FDA rejection; Stealth BioTherapeutics; elamipretide; Barth syndrome; rare disease; accelerated approval; muscle strength endpoint; phase 2 trial; regulatory delay

Merck, Daiichi Sankyo Withdraw FDA Application for HER3-Targeting ADC After Survival Endpoint Miss

Merck; Daiichi Sankyo; patritumab deruxtecan; HER3 ADC; FDA application; non-small cell lung cancer; clinical trial; overall survival; application withdrawal

GSK, Spero Report Major Phase 3 Win for UTI Antibiotic; Spero’s Stock Surges

GSK; Spero Therapeutics; tebipenem HBr; Phase 3 trial; UTI antibiotic; complicated urinary tract infection; PIVOT-PO trial; stock surge; clinical trial results; FDA submission

Patient Death in Rocket Pharmaceuticals Gene Therapy Trial Prompts FDA Clinical Hold

Rocket Pharmaceuticals; gene therapy; Danon disease; clinical hold; FDA; patient death; capillary leak syndrome; acute systemic infection; RP-A501; adverse event

FDA Advisory Committee Unanimously Votes Against Expanding Pfizer’s Prostate Cancer Drug Combo

FDA; advisory committee; Pfizer; Talzenna; talazoparib; enzalutamide; prostate cancer; mCRPC; PARP inhibitor; label expansion; unanimous vote

Moderna Shares Fall as Company Withdraws Flu/COVID-19 Combination Vaccine Application

Moderna; mRNA-1083; combination vaccine; flu; COVID-19; FDA; Biologics License Application; vaccine efficacy; clinical trial; share price