The FDA has authorized Modafinil, a generic form of the medication used to treat narcolepsy. Back discomfort and excessive sleepiness are treated with it; typical side effects include anxiety and vertigo. On the other hand, heart problems and mental disorders are long-term afflictions. Pharmacies provide Provigil for sale online in two dose types. The FDA has given Provigil approval for use everywhere in the world. only for purchase.