Flexeril (Cyclobenzaprine) – Merck Tabs 90 X 10 mg




Flexeril is a prescription medicine used to treat the symptoms of muscle spasms. Flexeril may be used alone or with other medications.

Flexeril belongs to a class of drugs called Skeletal Muscle Relaxants. Cyclobenzaprine, a centrally-acting muscle relaxant, was first synthesized in 196111 and has been available for human use since 1977.

It is not known if Flexeril is safe and effective in children younger than 15 years of age.

What are the possible side effects of Flexeril?

Flexeril may cause serious side effects including:

fast or irregular heartbeat,
chest pain or pressure,
pain spreading to your jaw or shoulder,
sudden numbness or weakness (especially on one side of the body),
slurred speech, and
balance problems
Get medical help right away, if you have any of the symptoms listed above.

The most common side effects of Flexeril include:

dry mouth,
upset stomach,
nausea, and
Tell the doctor if you have any side effect that bothers you or that does not go away.

These are not all the possible side effects of Flexeril. For more information, ask your doctor or pharmacist.