Flexeril

Flexeril is used for:

Treating muscle spasms caused by painful muscle conditions. It should be used along with rest and physical therapy. It may also be used for other conditions as determined by your doctor.

Flexeril is a tricyclic muscle relaxant. It works in parts of the brain and nervous system to help reduce muscle spasms.

Do NOT use Flexeril if:

• you are allergic to any ingredient in Flexeril
• you have an overactive thyroid, moderate to severe liver problems, certain heart problems (eg, irregular heartbeat, congestive heart failure, heart block, conduction problems), or if you have recently had a heart attack
• you are taking or have taken a monoamine oxidase inhibitor (MAOI) (eg, phenelzine) in the last 14 days

Contact your doctor or health care provider right away if any of these apply to you.

Before using Flexeril :

Some medical conditions may interact with Flexeril . Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

• if you are pregnant, planning to become pregnant, or are breast-feeding
• if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
• if you have allergies to medicines, foods, or other substances
• if you have a history of liver problems, heart problems, cerebral palsy, brain or spinal cord disease, or stroke
• if you have a history of glaucoma, increased pressure in the eye, or trouble urinating

Some MEDICINES MAY INTERACT with Flexeril . Tell your health care provider if you are taking any other medicines, especially any of the following:

• MAOIs (eg, phenelzine) because serious, sometimes fatal reactions, including high fever and severe seizures, may occur
• Tramadol because the risk of seizures may be increased
• Droperidol, fluoxetine, or rasagiline because severe heart problems, including irregular heartbeat, may occur
• Anticholinergics (eg, methscopolamine, benztropine), barbiturates (eg, phenobarbital), cimetidine, fluconazole, fluvoxamine, mibefradil, naproxen, or phenothiazines (eg, chlorpromazine) because they may increase the risk of Flexeril 's side effects
• Carbamazepine because it may decrease Flexeril 's effectiveness or increase the risk of Flexeril 's side effects
• Guanethidine or guanfacine because their effectiveness may be decreased by Flexeril
• Sympathomimetics (eg, albuterol, epinephrine, phenylephrine) because their effectiveness may be decreased or the risk of their side effects may be increased by Flexeril

This may not be a complete list of all interactions that may occur. Ask your health care provider if Flexeril may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.