USP Compendial Notices

Adapalene Monograph Revision Proposed for Solubility Issue

The USP Small Molecules 3 Expert Committee intends to revise the Adapalene monograph to address a potential solubility issue in the Organic Impurities test. The proposed changes include allowing a larger volume of tetrahydrofuran for the standard stock solution, introducing a two-table format for retention times, and deleting the Limit of Triethylamine test.

Dapagliflozin Tablets Monograph Revision Notice

The USP is issuing a notice of intent to revise the Dapagliflozin Tablets monograph, with a targeted official date of June 1, 2026. This revision is being made in response to comments received, aiming to incorporate feedback into the monograph.

USP Notice: Revision to Sennosides Tablets Monograph Testing Method

The USP has issued a Notice of Intent to Revise the Sennosides Tablets monograph testing method. This revision aims to align the testing procedure with recent changes made to the general sennosides monograph, using sennosides A and B as marker compounds. The targeted official date for this revision is August 1, 2027.

USP Notice: Revision to Guaifenesin, Pseudoephedrine HCL, Dextromethorphan Capsules Monograph

The United States Pharmacopeia (USP) has issued a notice of intent to revise the monograph for Guaifenesin, Pseudoephedrine Hydrochloride, and Dextromethorphan Hydrobromide Capsules. The revision aims to update a cross-reference to an omitted monograph and incorporate the full text of a previously official assay procedure.

Carbachol Monograph Revision - Assay Criteria

The United States Pharmacopeia (USP) is revising the Carbachol monograph to widen the acceptance criteria for Assay from NMT 99.0%-101.0% to NMT 98.0%-102.0%. This change aims to accommodate FDA-approved products with wider specifications and is targeted for publication on May 29, 2026, with an official date of June 1, 2026.