Home Drugs Amrix – Drug Uses, Side Effects and Precautions

Amrix – Drug Uses, Side Effects and Precautions

Amrix is an FDA-approved medication used to treat sudden involuntary muscle movements (spasms) in adults. It acts by disrupting the transmission of nerve impulses sent to your brain.

It is used in addition to rest and physical therapy. It contains an active ingredient called cyclobenzaprine.

Generic name: cyclobenzaprine
Brand name: Amrix, Comfort Pac with Cyclobenzaprine, Fexmid


Uses of Amrix

It us used to:

  • treat muscle spasms associated with acute painful musculoskeletal
  • relieve muscle pain, tenderness, and stiffness.

How To Take Amrix

Read and follow all drug guides or instruction sheets and follow all guidelines on your prescription label. Your doctor may adjust your dose from time to time.

Amrix is normally only taken once a day for two to three weeks. Pay close attention to your doctor’s dosing instructions. Do not crush, chew, break, or open the capsule; instead, swallow it whole.

If your symptoms do not improve or worsen after three weeks, see your doctor. Store away from moisture, heat, and light at room temperature.

Side Effects

The following side effects can be associated with taking Amrix. They include mild and severe side effects.

Consult your doctor or pharmacist for further information on any potential adverse effects. They can provide you with advice on how to deal with any unpleasant side effects.

Mild side effects include:

Severe side effects include:

Severe side effects are uncommon, but they can happen. If you experience any major side effects, contact your doctor at once. If your symptoms are life-threatening or you believe you’re having a medical emergency, dial 911 or your local emergency number.


If you have a thyroid problem, a heart block, congestive heart failure, a heart rhythm problem, or if you’ve just had a heart attack, you shouldn’t use Amrix.

If you’ve recently taken an MAO inhibitor like isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, or tranylcypromine, don’t take Amrix.


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