Category 1 vs. Category 2. The FDA's peptide update, explained. Category 2 peptides are on the FDA's difficult to compound list, which effectively blocks licensed pharmacies from producing them. Category 1 means Last week @fda sends out clarification on who can and cannot compound #glp1 like #tirzeaptide and #semaglutide and this week ProRx 503b shuts down GLP 1 compounding while @martymakary is photographed holding bootleg # Navigating the FDA's Final Interim Policy on Compounding with Bulk Drug Substances: A Guide for 503A Pharmacies and 503B Outsourcing Facilities Buchanan Ingersoll & Rooney PC HHS Secretary RFK Jr. just dropped major news: the FDA is removing 12 peptides from its restrictive Category 2 list reversing the 2023 crackdown that shut down compounding pharmacies and fueled