User Reviews for Amitriptyline to treat Pain. Also known as: Elavil, Endep, Vanatrip. The following information is NOT intended to endorse drugs or recommend therapy. Yes it keeps me up at times but I haven't experienced the dry mouth glad to that but I agree im hard to fall asleep at times even under 75mg of amitriptyline.and even started taking melatonin 10mg to help relax and its like yeh really try counting sheep it doesn't work. Answers to questions about fibromyalgia symptoms, diagnosis, causes, prognosis, treatment, finding a doctor, and the influence of weather and diet. Amitriptyline is a type of drug called a tricyclic antidepressant. Although these are used for anxiety and depression, lower doses are also widely used to block the long-term (chronic) pain of some rheumatic conditions. Headache is the symptom of pain anywhere in the region of the head or neck. It occurs in migraines (sharp, or throbbing pains), tension-type headaches, and cluster headaches. Frequent headaches can affect relationships and employment. There is also an increased risk of depression in those with severe headaches. Amitriptyline is a prescription drug that's used to treat depression. It's sometimes known by its former brand name, Elavil, but its manufacturer, AstraZeneca, stopped making it. It can take 4 to 6 weeks for amitriptyline to work. Side effects such as a dry mouth and constipation are common. They're usually mild and go away after a couple of weeks. Amitriptyline is widely used to treat depression, but at lower doses it's also very good for treating pain. Amitriptyline can make you feel sleepy so it's best to take it in the evening or before you go to bed. Summary. Amitriptyline (Endep [Elavil - this brand name drug is no longer available in the U.S.])is an antidepressant medication. In patients with depression, abnormal levels of brain chemicals called neurotransmitters may relate to their depression. Amitriptyline received an overall rating of 8 out of 10 stars from 118 reviews. See what others have said about Amitriptyline, including the effectiveness, ease of use and side effects.