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Sapropterin dihydrochloride

Published by U.S. Food and Drug Administration | U.S. Department of Health & Human Services | Metadata Last Checked: February 18, 2026 | Last Modified: 2025-03-17
KUVAN (sapropterin dihydrochloride) is an oral prescription powder used to lower phenylalanine levels in people with phenylketonuria (PKU) who respond to it. Available in 100 mg and 500 mg packets, it's manufactured by BioMarin Pharmaceutical Inc. This information was generated using AI and is provided for informational and research purposes only.

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