News|Articles|October 21, 2026

Nitrosamine Problems and Industry Solutions: PharmTech Explained

Nine duloxetine recalls since 2024 show why generic drug manufacturers need route-level nitrosamine risk assessment, not end-product testing alone.

In April 2026, a generic manufacturer pulled 165,000 more bottles of duloxetine from shelves, the ninth recall of the antidepressant in 2 years. Each was a voluntary Class II action tied to excess N-nitroso-duloxetine, a nitrosamine impurity classified as a probable human carcinogen. The latest episode of PharmTech Explained builds on duloxetine recalls and the generic manufacturing quality gaps they expose to ask why nitrosamine contamination keeps resurfacing in generics.

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