Cyclobenzaprine is a prescription medication used to relax muscles and relieve pain due to muscle spasms. Cyclobenzaprine belongs to a class of drugs called muscle relaxants, which help by preventing muscle spasms without affecting overall muscle control and function.

This medication comes in tablets and extended-release capsules. The tablets are usually taken 3 times a day, and the capsules may be taken once a day. Use is recommended for only 2-3 weeks.

Common side effects of cyclobenzaprine include dry mouth, fatigue, and upset stomach.  

Cyclobenzaprine can cause dizziness and drowsiness. Do not drive or operate machinery until you know how cyclobenzaprine affects you. Do not drink alcohol while taking cyclobenzaprine. Alcohol may intensify these side effects.