Comments to USP: Proposals for Developing Compendial Quality Standards for OTC Drugs Share page: Letter to Principal Scientific Liaison, U.S. Pharmacopeia, regarding Proposals for Developing Compendial Quality Standards for OTC Drugs. Download Document Issues: OTC Medicines Other Issues Quality Related Posts Press Releases and Statements CHPA Highlights Critical Importance of Consumer Healthcare, Warns of Unintended Consequences from Tariffs Feb 3, 2025 Press Releases and Statements CHPA Strengthens Regulatory Team with Two Accomplished Industry Experts Jan 31, 2025 Effectiveness of Phenylephrine as an Oral Decongestant