Letter to USP: CHPA's Commitment to OTC Monograph Modernization Share page: Download Document Issues: OTC Medicines Monograph Reform Related Posts Comments Comments Regarding Control of Nitrosamine Impurities in Human Drugs Dec 20, 2024 Press Releases and Statements Rates for Teen Abuse of OTC Cough/Cold Medication Remains Low According to NIDA Survey Dec 18, 2024 Pediatric Cough/Cold Dosing