Generic Lyrica 300mg is a prescription medicine that is use to treat pain cause by nerve damage (neuropathic pain) and fibromyalgia due to diabetes, shingles, and spinal cord injury. This is the brand name of Pregabalin.Pregabalin pill is an anti-epileptic medicine that may be use alone or in conjunction with other medications to treat certain kinds of seizures.It may also be use to treat anxiety disorder symptoms if other drugs are unsuccessful.It may be taken with or without food, however, it is important to take it at the same time every day for best efficacy.