A health warning about unregulated peptides has been issued by Australia's drug regulator but doctors say more action is needed. Reporting by national health equity reporters Caitlyn Gribbin and Rachel Carbonell, ABC Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org The Therapeutic Goods Administration has issued a safety warning, saying it's "concerned" about an increase in the importation and supply of unapproved peptides. Reporting a shortage or discontinuation of a medicine you supply Therapeutic Goods Administration (TGA)