Chlorzoxazone - Benefits, dosage and side effects

Chlorzoxazone is a drug to treat pain due to muscle cramp. In order for the maximum treatment effect, the use of this drug needs to be accompanied by: physioadequate rest and therapy.

Muscle cramps are conditions when the muscles tense up, causing pain. Pain from muscle cramps can last for a few seconds or minutes. Chlorzoxazone belongs to the class of muscle relaxants that work on the central nervous system to relax tense muscles, thereby reducing pain.

Chlorzoxazone trademark: Solaxin.

What is Chlorzoxazone

groupmuscle relaxant
CategoryPrescription drugs
BenefitOvercoming muscle cramps
Consumed byMature
Chlorzoxazone for pregnant and lactating womenCategory N: Not categorized.

It is not known whether chlorzoxazone is absorbed into breast milk or not. If you are breastfeeding, do not use this medicine without consulting your doctor first.

Drug formTablet

Precautions Before Taking Chlorzoxazone

Chlorzoxazone should not be used carelessly. There are several things that must be considered before using this drug, including:

  • Do not take chlorzoxazone if you are allergic to this drug.
  • Do not consume alcoholic beverages while on treatment with chlorzoxazone.
  • Do not drive or do activities that require alertness after taking chlorzoxazone, as this medicine can cause dizziness.
  • Tell your doctor if you have or are currently suffering from liver disease.
  • Tell your doctor if you plan to have dental treatment or surgery.
  • Tell your doctor if you are taking certain medications, supplements, or herbal products.
  • Tell your doctor if you are pregnant, breastfeeding, or planning a pregnancy.
  • See your doctor immediately if you have an allergic drug reaction, a more serious side effect, or an overdose, after taking chlorzoxazone.

Dosage and Instructions for Use of Chlorzoxazone

The dose of chlorzoxazone for pain relief in muscle cramps in adults is 500 mg 3-4 times a day. The dose can be gradually reduced to 250 mg 3-4 times a day if the condition improves. The maximum dose is 750 mg, 3-4 times daily.

How to Take Chlorzoxazone Correctly

Follow the doctor's recommendations and read the instructions for use listed on the packaging before taking chlorzoxazone. Do not increase your dose or use the drug for longer than prescribed by your doctor.

If you forget to take chlorzoxazone, you are advised to take it as soon as you remember if the break with the next schedule is not too close. If it is close, ignore it and do not double the dose.

Store chlorzoxazone at room temperature. Protect from direct sunlight and keep out of reach of children.

Interaction of Chlorzoxazone with Other Drugs

The use of chlorzoxazone together with other drugs can cause drug interactions, including:

  • Increases the effect of chlorzoxazone on the central nervous system when used with drugs that block the action of the central nervous system
  • Increases blood levels of chlorzoxazone when used with disulfiram or isoniazid

Chlorzoxazone Side Effects and Dangers

Some of the side effects that may arise after taking chlorzoxazone are:

  • Purple or reddish urine
  • Dizzy
  • Drowsiness
  • Stomach ache
  • Headache
  • Weak

Check with your doctor if the side effects above don't go away or get worse. See your doctor immediately if you have an allergic reaction to the drug or a more serious side effect, such as:

  • Confusion
  • Bloody or black stools
  • Severe nausea and vomiting
  • Easy bruising or bleeding
  • Dark urine
  • Yellowing of the skin and eyes (jaundice)