GMP News - Analytical Quality Control

Stability testing of drug products is required by 21 CFR 211.166 of the cGMP guidelines. There has been an increase in GMP violations related to stability testing. A few days ago, a German company received an FDA Warning Letter in which, among others, the stability program was criticized.

Anyone who has gradually lost track of the mass of information about nitrosamine impurities can now consult the EDQM website. Read more about where to find important documents, e.g. analytical methods of determination on the new EDQM website for nitrosamines.

The first FDA warning letter of the year goes to a Chinese contract manufacturer of over-the-counter (OTC) drug products for multiple violations of current good manufacturing practice (cGMP).

The United States Pharmacopeia is currently introducing some changes to the format of the USP and to its Pharmacopeial Forum - a bimonthly online journal in which USP publishes proposed revisions for public review.

The U.S. Food and Drug Administration (FDA) recently warned Teligent Pharma, Inc., for different significant violations of current good manufacturing practice (CGMP) at the company's facility in Buena, New Jersey. The FDA cites the company, among others, for failing to thoroughly investigate out-of-specification (OOS) test results.

A new Ph. Eur. chapter 2.8.26. Contaminant pyrrolizidine alkaloids (PAs) has been proposed for comment in the recent issue of  Pharmeuropa. The scope of this new general chapter covers trace analysis of target PAs in herbal drugs, herbal drug preparations and herbal medicinal products.

An USP Stimuli article on Elastomeric Components for Inhalation Packaging / Delivery Systems has been published in Pharmacopeial Forum, proposing to test for nitrosamines in elastomeric components used for inhalation products.