Answer by
EmmaKitty (236)
Flexeril (generic name "cyclobenzaprine") is a prescription medication known as a skeletal muscle relaxant. It blocks nerve impulses responsible for neuromuscular activity. Skeletal muscle relaxants are used to treat conditions such as muscle spasms, muscle pain, and injury. Side effects of Flexeril include drowsiness, dizziness, lack of coordination, & muscle weakness.