Flexeril is a medication that can treat back pain and is considered a frequently prescribed medication. Flexeril treats pain, injury, or muscle spasm-related conditions as a muscle relaxant. This drug is primarily used during the resting period and ongoing physical therapy treatment. 

How Does Flexeril Treat Back Pain?

Flexeril is a medication that works by interrupting the transmission of nerve impulses (or pain sensations) to the brain. To treat muscle spasms produced by painful circumstances such as an injury, Flexeril is combined with rest and physical therapy.

Thus, Flexeril treats pain-related issues ranging from back pain to joint pain through this mechanism of action. Before consuming these medicines you should always consult for a doctor's prescription, you can buy Flexeril online from a certified online pharmacy.

Flexeril Dosage For Back Pain 

The recommended dose of Flexeril is 5 mg three times a day. The dosage of the medication may increase to 10 mg three times a day, depending on the patient's response. Flexeril should not be taken for more than two or three weeks at a time.

Flexeril Efficiency In Treating Back Pain

Research: This study was conducted by the Department of Medicine, National Naval Medical Center, Bethesda, MD, USA.

Aim: To conduct a systematic observation of the efficacy of Flexeril in the treatment of back pain.

Method: This study was evaluated by Searched outcomes from MEDLINE, PsycLIT, CINAHL, EMBASE, AIDS LINE, HEALTH STAR, CANCERLIT, the Cochrane Library, Micromedex, Federal Research in Progress, and the references of reviewed articles for English-language, randomized, placebo-controlled trials of Flexeril in adults with back pain.

Result: In the treatment of back pain, cyclobenzaprine is more efficient than placebo; however, the benefit is limited and comes at the cost of additional side effects. The effect is most significant within the first four days of treatment, implying that shorter treatments may be preferable (Chaffee DM. Cyclobenzaprine in the Treatment of Low Back Pain).

Adverse Side Effects Of Flexeril 

One might experience certain adverse effects after taking this medication however is a rare case. Suppose detected any contact the doctor as fast as possible. 

  • Dizziness
  • Drowsiness
  • Light-headedness
  • The mouth feels dry
  • Blurred vision

Common Side Effects Of Flexeril 

The common side effects are namely as follows:

  • Bloating and gas are less prevalent adverse effects.
  • Indigestion
  • Vomiting or nausea
  • Constipation or discomfort in the stomach
  • Constipation
  • Diarrhea
  • Nervousness or excitement
  • More frequent urination 
  • Headache


Flexeril is used to treat Fibromyalgia (muscle spasms )caused by acute muscle and skeletal disorders. It's only meant to be taken for a few weeks. The muscle relaxant Flexeril) is a typical medicine for low back pain that is used to relieve muscular spasms in addition to non-narcotic analgesic pain management.

However, studies have shown that improvements in low back pain symptoms occurred at all recorded periods, with a more significant effect observed in the first four days of therapy as unfavorable effects would indeed persist beyond the first few days. Thus, Flexeril treats back pain however comes with certain side effects (Chaffee DM. Cyclobenzaprine in the Treatment of Low Back Pain).


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