The US Food and Drug Administration expressed uncertainty about whether a Phase III study of Ipsen SA’s palovarotene demonstrates efficacy for treatment of patients with fibrodysplasia ossificans progressiva since the study failed its prespecified primary efficacy analysis and the new drug application relies on post hoc analyses to support a showing of efficacy.
The FDA’s Endocrinologic and Metabolic Drugs Advisory Committee is to consider Ipsen’s application at its 28 June meeting. In a