Rise in use of 'dangerous' tanning injection Channel 4 News No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Pathology Outlines WNT activated deep penetrating plexiform melanocytoma (nevus) Common skin lesions. Benign melanocytic lesions No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Diagnosing Cutaneous Melanocytic Tumors in the Molecular Era: Updates and Review of Literature