If GMP does not start until the starting material is used in the manufacture of APIs, why then are starting material manufacturers inspected for GMPs? 1.35K viewsOctober 10, 2022DrugsPharmaceutical 0 Sam Smith11.38K January 5, 2021 0 Comments Spread the loveSpread the love 1 Answer ActiveVotedNewestOldest 0 Blogolu28.38K Posted January 5, 2021 0 Comments Spread the loveStarting material manufacturers are not routinely inspected by the FDA. Spread the love Login