What is cyclobenzaprine (Amrix, Fexmid, Flexeril)?

Cyclobenzaprine is a muscle relaxant. Cyclobenzaprine relievesmuscle spasmwhen the spasm is due to local problems, that is, in the muscle itself and not in the nerves controlling the muscles. Cyclobenzaprine has no effect on muscle function. Cyclobenzaprine seems to accomplish its beneficial effect through a complex mechanism within the nervous system, probably in the brainstem.

What are the uses for cyclobenzaprine?

Cyclobenzaprine is used with rest and physical therapy for short-term relief ofmuscle spasmsassociated with acute painful muscle and skeletal conditions. It is only for short-term use, up to two or three weeks.

What are the side effects of cyclobenzaprine?

The most common side effects of cyclobenzaprine include:

Other reported side effects include:

Possible serious side effects include:

一个brupt cessation after prolonged therapy may cause withdrawal symptoms such asheadaches,nausea, andweakness.

What is the dosage for cyclobenzaprine?

  • The recommended dose of cyclobenzaprine dose is 5 or 10 mg three times daily using immediate release tablets or 15 or 30 mg once daily using extended release tablets.

Which drugs or supplements interact with cyclobenzaprine?

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Is cyclobenzaprine safe to use during pregnancy or while breastfeeding?

  • There are no adequate studies of cyclobenzaprine inpregnantwomen. However, studies in animals suggest no important effects on the fetus. Cyclobenzaprine therefore can be used inpregnancyif the physician feels that it is necessary.
  • 现在还不知道是否分泌环苯扎林d in milk. However, since it is related to thetricyclic antidepressants, some of which are excreted inbreast milk, caution is advised in using this medication in women who arebreastfeeding.

What else should I know about cyclobenzaprine?

Cyclobenzaprine:

  • Is available in generic form. You need a prescription for this drug.
  • Is available as Tablets: 5 and 10 mg. and Capsules (Extended Release): 15 and 30 mg.
  • Tablets should be stored between 15 C and 30 C (59 F and 86 F).
  • Was approved by the FDA in August 1977

Summary

Cyclobenzaprine(Fexmid,一个mrix,Flexeril) is a drug prescribed for the short-term relief ofmuscle spasmsassociated with acute painful muscle and skeletal conditions. Common side effects includedry mouth,fatigue, andheadaches. Possible serious side effects includestroke,heart attacks, andheat stroke.

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References
Medically reviewed by John P. Cunha, DO, FACOEP; Board Certified Emergency Medicine

REFERENCE:

FDA Prescribing Information
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