4 head is a specially designed treatment for headaches which is applied directly to the forehead for fast effective pain relief without tablets what you should know about 4head the name of your treatment is 4head it contains 36 g of the active ingredient levomenthol in a cutaneous stick 4head is a treatment for headaches which is applied directly to the forehead it causes local skin sensations such as cooling or tingling at the site of application followed by an analgesic painkilli