There are five drugs available in the USA with class-1 studies for PAM – propranolol, amitriptyline ... chronic migraine and has approximately the same rate of improvement. Side effects of ...

The Food and Drug Administration (FDA) approved amitriptyline to treat depression. However, it is also used off-label to prevent migraine. It works by increasing levels of the neurotransmitters ...

Other drug interactions may occur with nortriptyline or amitriptyline ... nerve pain or migraine prevention. In the case of ...