It is also used with other medications to treat certain types of seizures (focal seizures). Find information about which conditions Lyrica oral is commonly used to treat. Medical treatment for fibromyalgia often starts with a prescription for amitriptyline, a drug used to treat nerve pain and mood disorders like depression. Lyrica is used to control seizures, treat nerve pain and fibromyalgia. Lyrica, or pregabalin, is an anti-seizure drug that can treat a range of conditions, including epilepsy, fibromyalgia, and nerve pain. Lyrica (pregabalin) Capsules are administered orally and are supplied as imprinted hard-shell capsules containing 25, 50, 75, 100, 150, 200, 225, and 300 mg of.