13
Feb
Fingerprint

What Is It? – Identity Testing Re-visited

In earlier blogs, we have written about specific technical items related to identity testing.  However, a review of Warning Letters published on the US FDA website for the months of December 2019 and January 2020, revealed three Warning Letters citing instances of failures to perform identity testing of active pharmaceutical ingredients prior to the manufacturing […]

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06
Feb
Abstract Molecular Structure

Revisiting the “Novelty” of Novel Excipients

February 3, 2020 was the last day to comment on the Food and Drug Administration’s (FDA) notice in the Federal Register on the Novel Excipient Review Program Proposal; Request for Information and Comments (here), which we reported on in a previous blog post (here).  In this notice, the FDA had proposed a pilot program related […]

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05
Feb
Researcher adding liquid from test tube with fire symbol, warning sign, danger

The “Unwelcome Guest” Spares Metformin

Recently, FDA has posted (here) that Metformin, from several sources, tested by FDA showed that the levels of N-nitroso-dimethylamine (NDMA) in the drug are below the levels of detection (here).  Great news!  NDMA belongs to the nitrosamine family, and is one of the well-known animal carcinogens and a suspected human carcinogen.  The nitrosamines, including NDMA, […]

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30
Jul
Girlfriends using a map on station

ICH Q12 – Ready or Not, Here it Comes!

California Separation Sciences Society (CaSSS) holds a two-day, highly interactive meeting with attendance from the biotechnology industry and global regulators each summer in the Washington, DC area (i.e., the CMC Strategy Forum).  This year the title of the forum was “The Future of Post-Approval Changes is Coming – Are You Ready for ICH Q12?” and […]

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