TikTokers using genetic disorder drug for the side effects of tanning, weight loss Self confessed tanning addict Hannah has been using illegal tanning injections for three years and has no plans to stop I was minutes from death after taking 'Barbie drug' everyone needs to be warned Melanotan is trending again. As a dermatologist, I strongly need to tell you , Its an unapproved injectable peptide, and were seeing:, nausea and flushing, darkening of existing moles,