Nasal sprays containing the 'Barbie Drug' melanotan are very, very dangerous and completely unregulated, according to leading dermatologist. Experts say there has been a surge in the use of the illegal tanning aid Nasal tanning sprays and oral tanning drops are often marketed as quick fixes for glowing skin but these products are unregulated in the UK, with unknown ingredients, dosing, and formulation. They have Melanotan II Nasal Spray Achieve Tanned Skin & Wellness Benefits The Hidden Dangers of Tanning Nasal Sprays Tanning Bed & Nasal Spray User Warned Of Dangers: 'You'll Regret That'