Letter to FDA: 4-Aminophenol Share page: CHPA recognizes the need for modernization of USP monographs. CHPA member companies are dedicated to fulfilling their commitment outlined in the letter to this Planning Committee on February 2, 2011. Download Document Issues: OTC Medicines Acetaminophen Related Posts Articles Polibrief: Post-Consumer Recycled Content Jul 9, 2024 Press Releases and Statements CHPA Statement on U.S. Supreme Court Overturning the Chevron Standard Jun 28, 2024 Press Releases and Statements CHPA Welcomes New Board Members at June Meeting Jun 14, 2024