Sanofi Halts Phase 3 RSV Vaccine Trial Despite Acceptable Safety
Sanofi halted its Phase 3 RSV vaccine trial. The company reported an overall acceptable safety profile and said no cases of vaccine-associated enhanced respiratory disease were identified. Regulators and investors are evaluating what the halt means for safety oversight and public trust, while questions around late-stage protocol compliance may affect confidence in Sanofi’s broader pediatric vaccines pipeline.