The CDER has issued a final guidance titled Comparability Protocols for Postapproval Changes to the Chemistry, Manufacturing, and Controls Information in an NDA, ANDA, or BLA (here), addressing the role of comparability protocols (CPs) for post-approval changes to the CMC sections of NDAs, ANDAs, and BLAs where the CP is a prospectively written plan for […]
On January 31, 2022, CDER released its Guidance Agenda for new and revised guidances expected to publish in 2022. While the list is somewhat aspirational, it provides a window into what the Center is working on and what we might see this year. The document lists 98 new and revised guidance and can be found […]
Today, the FDA published the eighth revision of a guidance titled Part VI: Impurities: Residual Solvents (Maintenance): PDES For 2-Methyltetrahydrofuran, Cyclopentyl Methyl Ether, and Tertiary-Butyl Alcohol (here). This revision adds the three residual solvents named above and provides permitted safe daily exposure (PDE) limits for patients. The guidance provides information on the solvents themselves, the […]
In today’s Federal Register (here), the FDA announced the availability of a final guidance for chemistry manufacturing and control changes (CMC) that may be reported in an annual report (AR). CMC changes that may be submitted in an annual report are considered minor changes. The FDA says, “This final guidance updates the draft guidance of […]
FDA has proposed some relief from the component shortages created for parenteral and other products identified in the just released Guidance entitled, COVID-19 Container Closure System and Component Changes: Glass Vials and Stoppers. The Agency has recognized the need to provide some regulatory flexibility regarding the filing type for certain changes that may be necessitated […]
The FDA issued its Fiscal Year (FY) GDUFA Science and Research Report last week (read the full report here and the awarded research contracts and grants here). A review of the innovative scientific focus areas helps those of us in the industry to get a sense of where the FDA is headed in support of […]
The use of contract manufacturers for the production of approved drug products has become more and more commonplace, particularly with the steady increase through the years of virtual pharmaceutical companies, a business model where the majority of the drug development and production work is outsourced to third parties as needed. While the use of a […]
The FDA Guidance for Industry, Investigating Out‑of-Specification (OOS) Test Results for Pharmaceutical Production, was published in October 2006 (here). The pharmaceutical industry has had about 14 years to learn how to comply to this guidance. A quick survey of recent Form 483s and Warning Letters would indicate that there is still much to be learned […]
January was a gangbuster month for the FDA’s Center for Biologics Evaluation and Research (CBER) with regard to publication of gene therapy (GT) guidance documents! A total of six final guidelines and one draft guideline on GT products were issued. These included: Chemistry, Manufacturing, and Control Information for Human Gene Therapy Investigational New Drug […]
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 […]
