Sigmapharm Laboratories, LLC, develops and manufactures unique generic and branded products. Backed by our proprietary technologies and state-of-the-art Research & Development, Analytical Chemistry and Manufacturing facilities, Sigmapharm's potential for success is virtually unlimited!

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Sodium Phenylbutyrate

Sodium Phenylbutyrate Powder
Compare to Buphenyl®*

Sodium Phenylbutyrate Powder is indicated as adjunctive therapy in the chronic management of patients with urea cycle disorders involving deficiencies of carbamylphosphate synthetase (CPS), ornithine transcarbamylase (OTC), or argininosuccinic acid synthetase (AS).

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