Tanning Bed & Nasal Spray User Warned Of Dangers: 'You'll Regret That' Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn Melanotan II (Tan Jabs): Why They're Not Worth The Risk Melanotan What It Is and Its Relation to Skin Cancer How to use a nasal spray? Do you feel like your nasal spray isnt working? Lets review what to do. #allergies #nasalspray #seasonalallergies #pharmacist #millennialrx Avoid nasal tanning sprays or nasal tanners entirely. These products promise an all over tan without sun exposure but they are unregulated, can be unsafe, and contain potentially risky substances like Melanotan 2.