Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn I accidentally undid years of skin work and didnt realize it until it was too late., At the beginning of November, I started taking melanotan 2 and honestly?, I loved it., My tan deepened I was minutes from death after taking 'Barbie drug' everyone needs to be warned Dangerous 'Barbie drug' Melanotan II sparks crackdown on social media influencers ABC News