Brand Name: Chlorzoxazone, Eze D.S., Paraflex, Parafon Forte DSC, Relaxazone, Remular, Remular-S, Strifon Fort(chlorzoxazone (klor ZOX a zone))

Why is Chlorzoxazone prescribed?

Chlorzoxazone is used to relieve pain and stiffness caused by muscle strains and sprains. It is used in combination with physical therapy, analgesics (such as aspirin or acetaminophen), and rest.

Chlorzoxazone is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.

How should Chlorzoxazone be used as a muscle relaxer?

Chlorzoxazone comes as a tablet to take by mouth. It usually is taken three or four times a day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take chlorzoxazone exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

What special precautions should I follow?

Before taking chlorzoxazone,

• tell your doctor and pharmacist if you are allergic to chlorzoxazone or any other drugs.
• tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially sedatives, sleeping pills, tranquilizers, and vitamins.
• tell your doctor if you have or have ever had liver disease.
• tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking chlorzoxazone, call your doctor.
• you should know that this drug may make you drowsy. Do not drive a car or operate machinery until you know how this drug affects you.
• remember that alcohol can add to the drowsiness caused by this drug.

What special dietary instructions should I follow?

Unless otherwise instructed by your physician, continue regular diet.

What should I do if I forget a dose?

Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.

What side effects can Chlorzoxazone cause?

Although side effects from chlorzoxazone are not common, they can occur. Your urine may turn purple or red; this effect is not harmful. Tell your doctor if any of these symptoms are severe or do not go away:

• upset stomach
• drowsiness
• dizziness
• lightheadedness
• weakness

• skin rash or itching
• yellowing of the skin or eyes
• stomach pain

How should I store Chlorzoxazone?

Keep Chlorzoxazone in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

In case of emergency/overdose:

In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911