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  • Regulatory NewsRegulatory News

    FDA Finalizes Guidance on Waivers for Bioavailability and Bioequivalence Studies

    The US Food and Drug Administration (FDA) on Friday finalized guidance for sponsors who wish to request a waiver of an in vivo bioavailability (BA) and/or bioequivalence (BE) study requirements for immediate release (IR) solid oral dosage forms based on an approach termed the Biopharmaceutics Classification System (BCS). The guidance, finalized from a 2015 draft, explains what is necessary for sponsors of investigational new drugs (INDs) and applicants of new drug ...