GMP News - Inspections/Audits

The U.S. Food and Drug Administration (FDA) has recently published a new Warning Letter. An OTC manufacturer received information indicating that the finished drug products produced with isobutane propellants were contaminated with benzene. The company's own analyses as well as results of the FDA laboratory testing confirmed the presence of this impurity. The company failed to perform adequate investigations and so far, the root cause of the benzene contamination is not understood.

The U.S. Food and Drug Administration (FDA) has published a Warning Letter to a OTC drug manufacturer in Mexico. No procedure to handle OOS results was in place, and drug product with OOS results were released and distributed. There was also a lack of stability data and the quality unit did not provide adequate oversight.

The U.S. Food and Drug Administration (FDA) has published a new Warning Letter to an Indian company, registered as a manufacturer of OTC and homeopathic drug products. Some of the formulations contain high percentages of glycerin, but this high-risk component was not adequately tested according to the USP requirements. Thus, it was not ensured that the relevant safety limits for the levels of diethylene glycol or ethylene glycol were met.

In February 2023, the U.S. FDA issued a Warning Letter (WL) to the US American company "Dunagin Pharmaceuticals Inc. dba Massco Dental" after having inspected its site in Arkansas in August/September 2022.

The U.S. Food and Drug Administration (FDA) has published a Warning Letter sent to a drug manufacturer in Massachusetts, USA. Since the deficiencies found even concern simple GMP basic requirements, the company had to stop production and distribution in the meantime. What is actually interesting is that the FDA, among other things, explicitly criticizes the lack of a humidity control in the warehouse.

Due to numerous and fundamental GMP deficiencies, the FDA has issued a Warning Letter to a manufacturer of over-the-counter antibacterial hand soap, antiseptics and hand sanitizer in Puerto Rico.

The U.S. Food and Drug Administration (FDA) sent a Warning Letter to a drug manufacturer in Istanbul. During an inspection, several CGMP violations were found. Among other things, this concerns identity testing of incoming components, process validation and stability testing.