Cyclobenzaprine

Cyclobenzaprine is used to help relax certain muscles in your body

You should NOT use the extended-release capsules if you have used an MAO inhibitor (MAOI) within the past 14 days .


Common Side Effects
Constipation
Diarrhea
Dizziness
Drowsiness
Dry mouth
Fatigue
Nausea
Nervousness
Stomach pain or upset

Severe Side Effects
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue)
Chest pain
Confusion; fainting
Fast or irregular heartbeat
Mental or mood changes
Numbness of an arm or a leg
One-sided weakness
Seizures
Sudden severe stomach pain
Severe dizziness
Vomiting
Speech or vision problems
Trouble urinating
Yellowing of the skin or eyes

Bloated feeling or gas, indigestion, nausea or vomiting, or stomach cramps or pain

Constipation

Diarrhea

Excitement or nervousness

Frequent urination

General feeling of discomfort or illness

Headache

Muscle twitching

Numbness, tingling, pain, or weakness in hands or feet

Pounding heartbeat

Problems in speaking

Trembling

Trouble in sleeping

Unpleasant taste or other taste changes

Unusual muscle weakness

Unusual tiredness

Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.

• Brofaromine
• Clorgyline
• Furazolidone
• Iproniazid
• Isocarboxazid
• Lazabemide
• Linezolid
• Moclobemide
• Nialamide
• Pargyline
• Phenelzine
• Procarbazine
• Rasagiline
• Selegiline
• Toloxatone
• Tranylcypromine

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.