Man warns against 'dangerous' tanning injections after turning so dark he 'looked like Madge from Benidorm' and now has the freckled skin of a 60 year old Melanotan What It Is and Its Relation to Skin Cancer This guy injected himself with a drug called Melatonan II for 5 months. Here's his before after. : r pics That quick tan injection is NOT worth the risk., Melanotan peptide injections stimulate pigment cells, and its use has been linked to rapid changes in moles, including the potentially fatal skin