GDUFA III Raises Hopes for Surprise PSG Issuance/Revision Explained at AAM’s GRx-Biosims Conference The product specific guidance (PSG) has been a big help to industry in outlining the requirements for establishing bioequivalence requirements for generic drug products. OGD has issued over 2000 PSGs since the practice began. While this has been a big boon to […]
Last Friday, FDA issued four (4) guidance documents that establish the FDA’s current thinking on requirements for establishing sameness and bioequivalence of topical products. They cover in vitro permeation testing, in vitro release studies, Q3 characterization studies, and studies required for corticosteroids of medium and high potency. While there have been many documents and discussions […]
Today in a prepublication Federal Register notice, (due to be published tomorrow), the FDA announced the addition of 29 new and 19 revised product specific guidance (PSG) documents. The Agency acknowledges that, “as part of FDA’s commitments under the Generic Drug User Fee Amendments Reauthorization of 2017 (GDUFA II), FDA will publish guidances for reference […]
On February 24, 2022, the Small Business and Industry Assistance (SBIA) group at the FDA hosted a webinar titled Bioequivalence Studies with Pharmacokinetic Endpoints for Drugs Submitted Under an ANDA (you can view the recording here). The goal was to describe the eight major changes to the August 2021 revision to the guidance Bioequivalence Studies […]
FDA has released its revised outline of specific generic drug research priorities for FY 2022 (see here) based on feedback of stakeholders in a public meeting held on June 23, 2021 as well as written comments received on the 15 proposed research priorities announced at that meeting and the issues that FDA sought comments on […]
Today, FDA issued a Federal Register notice (here) announcing the release of 24 new product specific guidances (PSGs) and 20 revised guidances. These guidances provide the FDA’s current thinking on the methods to establish bioequivalence for specific products. The new and revised guidances can be found on the FDA webpage here. Please note that, as […]
Today, the FDA announced the issuance of a revised draft guidance titled Bioequivalence Studies With Pharmacokinetic Endpoints for Drugs Submitted Under an ANDA Guidance for Industry (here). This 42‑page guidance supersedes the December 2013 draft guidance of the same name. The document provides updated recommendations and the FDA’s current thinking on the general concepts for […]
On January 15, 2021, the FDA issued the guidance titled “Protecting Participants in Bioequivalence Studies for Abbreviated New Drug Applications During the COVID-19 Public Health Emergency”. This guidance provides recommendations to study sponsors for the continuation or initiation of their bioequivalence (BE) studies during this COVID-19 public health emergency. As is no surprise, FDA clearly […]
The FDA announced today the addition of 25 new bioequivalence (BE) recommendations and has issued revisions of 24 previous recommendations. FDA continues its efforts in getting ahead of the curve trying to issue BE recommendations for “(1) new chemical entities and (2) approved on or after October 1, 2017, at least 2 years prior to […]
Clearly, the COVID-19 pandemic has had an impact on clinical studies during drug development, and that includes in vivo bioequivalence studies. The FDA has reacted to the potential issues it sees by issuing a statement entitled Bioequivalence Studies for Submission in ANDAs during the COVID-19 Pandemic (here). In discussing the types of challenges that may […]
