GMP News - Analytical Quality Control

The USP adopted the revised general chapters <1724> Semisolid Drug Products - Performance Tests and <1912> Measurement of Yield Stress of Semisolids. In particular, chapter <1724> now also includes information on in vitro permeation tests (IVPTs).

Supplement 11.3 to the European Pharmacopoeia (Ph.Eur.) is now available and will be implemented on 1 January 2024. According to the EDQM timetable, this supplement will be followed by versions 11.4 to 11.8, with the final implementation date planned for July 2025.

At the beginning of August, the U.S. Food and Drug Administration (FDA) has published a new Warning Letter. As in several cases in recent months, it is again about a US manufacturer who failed to conduct proper identity testing of glycerin and other high-risk components. In addition, a number of other CGMP violations are documented.

In the Pharmacopeial Forum, PF 49(4), a stimuli article entitled "Proposals for the Development, Composition, and Routine Use of System Suitability Standard Mixtures in Support of Chromatographic Screening for Organic Extractables and Leachables" was published.

The U.S. Food and Drug Administration (FDA) has published a new Warning Letter. The company in question manufactures over-the-counter (OTC) topical drug products, e.g. antibacterial hand soaps and hand sanitizers. The list of GMP violations is quite extensive and concerns, among others, QU oversight, handling of out-of-specification (OOS) results, identity testing, and laboratory controls in general.

The EDQM recently announced that the final Ph. Eur. Monographs for Cannabis flower and Cannabidiol (CBD) will be published in Ph. Eur. Supplement 11.5 with an implementation date of 1 July 2024. Will it be a step forward to EU harmonization of Quality Requirements?

In June 2023, the U.S. FDA issued a Warning Letter to the Chinese company "Chengdu KeCheng Fine Chemicals Co., Ltd.". According to the Warning Letter, the company is registered within the USA as an API manufacturing facility, which shipped APIs to the U.S. several times.