Comments to FDA: Self-Selection Studies for Nonprescription Drug Products Share page: Docket Number: FDA-2011-D-0620-0001 Enclosed herein are comments on "Guidance for Industry: Self-Selection Studies for Nonprescription Drug Products." Download Document Issues: OTC Medicines Rx-to-OTC Switch Other Issues Research 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