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Specializing in the development and manufacture of innovative prescription and over-the-counter (OTC) therapies, privately held Fleming Pharmaceuticals is the proud maker of MAGONATE®, NEPHROCAPS®, NEPHROCAPS® QT, ThyroShield®, ProBarimin QT® and the OCEAN® Nasal Care line of products. Established in 1960, the company has developed products for a variety of clinical conditions in allergy, pediatrics, nephrology, nutrition, and obstetrics/gynecology. Based in the greater St. Louis area, our fully integrated headquarter facility houses state-of-the-art liquid and solid pharmaceutical manufacturing and packaging, analytical microbiological laboratories, research and development, distribution, marketing, and business administration functions.

Fleming Pharmaceuticals Questions

The Fleming Pharmaceuticals annual revenue was $23.5 million in 2026.

Debby Wurdack is the Owner of Fleming Pharmaceuticals.

17 people are employed at Fleming Pharmaceuticals.

Fleming Pharmaceuticals is based in Fenton, Missouri.

The NAICS codes for Fleming Pharmaceuticals are [3254, 325, 32, 32541].

The SIC codes for Fleming Pharmaceuticals are [2834, 28, 283].

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