Amitriptyline

Amitriptyline, sold under the brand name Elavil among others, is a medicine primarily used to treat a number of mental illnesses.[2] These include major depressive disorder and anxiety disorders, and less commonly attention deficit hyperactivity disorder and bipolar disorder.[2][3] Other uses include prevention of migraines, treatment of neuropathic pain such as fibromyalgia and postherpetic neuralgia, and less commonly insomnia.[2][4] It is in the tricyclic antidepressant (TCA) class and its exact mechanism of action is unclear.[2] Amitriptyline is taken by mouth.

Side Effects
More commonly reported ones are:

More commonly reported ones in children are:

Less commonly reported ones are: