Risks of Melanotan: TGA to issue fresh warning against 'Barbie drug' The Australian A Current Affair: Tanning 'Barbie drug' a danger to users, experts say Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and Nasal tanners left me suffocating in hospital' TikTokers using genetic disorder drug for the side effects of tanning, weight loss Melanotan What It Is and Its Relation to Skin Cancer