✔ Medications To Stay Awake / COD Next Day Delivery *** This is a medical emergency requiring immediate discontinuation of the drug and hospitalization. UHC almost always covers generic modafinil on its formulary for FDA-approved indications. Modafinil increases the release of histamine in the hypothalamus, a brain region crucial for regulating sleep and wakefulness. TAGS: #Modafinil Paradoxical Sedation Case Report #Express Scripts Provigil #Modafinil Side Effects Anxiety #Overnight Provigil Online