Rifampin Capsules 150mg (Golden State) – impurity specification (2022)
Class II: A situation in which use of, or exposure to, a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote
Class II recall indicates potential for temporary health effects.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Rifampin Capsules, USP, 150 mg, 30-count bottle, Rx only, Manufactured by Patheon Pharmaceuticals Inc., OH, Packaged by GSMS, Incorporated, CA, NDC 51407-322-30
Brand
Golden State Medical Supply Inc.
Lot Codes / Batch Numbers
Lot #: GS036715, GS037569, GS038132, GS038665, GS038750, GS039565, GS039997, GS040673, Exp 10/31/2022, GS040674, GS041237, GS041652, GS042152, GS043365, Exp 3/31/2023, GS045441, GS045677, GS046111, Exp 2/29/2024.
Products Sold
Lot #: GS036715, GS037569, GS038132, GS038665, GS038750, GS039565, GS039997, GS040673, Exp 10/31/2022; GS040674, GS041237, GS041652, GS042152, GS043365, Exp 3/31/2023; GS045441, GS045677, GS046111, Exp 2/29/2024.
Golden State Medical Supply Inc. is recalling Rifampin Capsules, USP, 150 mg, 30-count bottle, Rx only, Manufactured by Patheon Pharmaceuticals In due to Failed impurities/degradation specifications: Finished product exceeds the 5 ppm interim limit for 1-Methyl-4-Nitrosopoperazine (MNP).. This is a Class I recall, indicating a high risk of serious health consequences. Based on FDA drug enforcement report.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
Failed impurities/degradation specifications: Finished product exceeds the 5 ppm interim limit for 1-Methyl-4-Nitrosopoperazine (MNP).
Recommended Action
Per FDA guidance
Consumers should stop using the product and contact the recalling firm, their healthcare provider, or return it to the place of purchase.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticePage updated: Jan 7, 2026