Biosimilar Insulins (Generally) Won't Need Comparative Clinical Immunogenicity Data, US FDA Says
In a move that will likely be welcomed by industry, the US FDA issued draft guidance stating that sponsors will generally not need to conduct comparative clinical immunogenicity studies in developing biosimilar/interchangeable products.
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Agency wants to ensure patients ‘aren’t unnecessarily or unfairly scared off or intimidated’ from taking biosimilars, Office of Therapeutic Biologics and Biosimilars' acting policy director Eva Temkin tells the FDA/CMS Summit; Temkin says recent guidance on biosimilar insulins shows agency is trying to be flexible on interchangeability data requirements.
Approaches suggested at a US FDA public hearing include allowing follow-on insulins to take a direct route to interchangeability without first having to be approved as biosimilars, and automatically declaring biosimilar insulins interchangeable with one or more reference products.
Biosimilar Substitution: US State Laws Require Physician Communication And, In Some Cases, Lower Prices
Bills allowing pharmacies to substitute biosimilars for reference biologics have been enacted in all but six states. Interactive map notes state-by-state provisions.