US Drug Recall Register
Class II · Moderate risk Terminated Initiated Aug 13, 2021 (5 years ago)

Sodium Phenylbutyrate POWDER, 250 grams bottle, Rx Only, Sigmapharm Laboratories, LLC…

Class II — Moderate risk. May cause temporary or reversible harm; serious harm unlikely.

Why it was recalled

Failed Impurities Specifications: Out of Specification impurity results obtained during routine testing.

What was recalled

Sodium Phenylbutyrate POWDER, 250 grams bottle, Rx Only, Sigmapharm Laboratories, LLC Bensalem, PA 19020 NDC 42794-086-14 UPC Code# 3 42794 086 14 4

Recalling firm
SigmaPharm Laboratories LLC
NDC code
42794-086-14
Origin
PA, United States
Initiated by
Voluntary: Firm initiated
FDA recall number
D-0766-2021

What should you do? A recall doesn't always mean your specific bottle is affected - it often applies to certain lots only. Check the lot number on your package against the FDA notice, and talk to your pharmacist before stopping any medication.

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