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Who owns Allopurinol (generic) / Zyloprim (original)?

Allopurinol (generic) / Zyloprim (original)

Ultimate ownerUnited StatesOrganon & Co. (per regional brand rights)
Brand origin
United States
Main production
Several countries

Organon is a global healthcare company formed as a spinoff from Merck & Co. (MSD), focusing on women's health and established drug brands.

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Updated: 11 February 2026 ·
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Products from Allopurinol (generic) / Zyloprim (original)

1

Alternatives to Allopurinol (generic) / Zyloprim (original)

Brands in the same category that are not American-owned:

Made O'Meter uses AI-powered analysis to estimate production origins. Results are not always 100% accurate.

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