Your Health at Hand Book: Guide to OTC Active Ingredients in the United States Share page: Document(s) to download: CHPA_YHAHbook-FinalAll-06012018.pdf (1.81 MB) Issues: OTC Medicines Monograph Reform Other Issues Research Related Posts Letter Letter Regarding Office of Management & Budget Request for Information: Deregulation May 12, 2025 Press Releases and Statements Veteran Scientist & Regulator Joins CHPA’s Senior Management Team May 12, 2025 Press Releases and Statements CHPA Submits Official Comments on Section 232 National Security Investigation of Pharmaceuticals May 8, 2025