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Paraflex
Generic name: chlorzoxazone
Brand names: Lorzone, Paraflex, Remular-S
What is Paraflex?
Paraflex is a muscle relaxer that is used along with rest and physical therapy to treat skeletal muscle conditions like pain or injury.
Paraflex may also be used for reasons not mentioned in this medication guide.
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How should I take Paraflex?
Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may change your dose from time to time. Use the medicine exactly as directed.
Paraflex is usually taken 3 or 4 times a day. Follow your doctor's dosing instructions very carefully.
Paraflex is only one part of a complete treatment plan that may also include rest, physical therapy, or other ways to relieve pain. Follow your doctor's instructions.
Store at room temperature, away from moisture and heat.
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Warnings
Follow all instructions on your medicine label and package. Inform each of your healthcare providers about all your medical conditions, allergies, and all medicines you take.
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Before taking this medicine
You should not use Paraflex if you are allergic to it.
Tell your doctor if you have ever had:
- liver disease.
Tell your doctor if you are pregnant or breast-feeding.
Paraflex is not approved for use by anyone younger than 18 years old.
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Paraflex side effects
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Paraflex may cause serious side effects. Stop using Paraflex and call your doctor right away if you experience:
- a light-headed feeling, like you might pass out;
- skin rash, itching, or redness;
- liver problems--stomach pain (upper right side), loss of appetite, vomiting, fever, unusual tiredness, dark urine, or jaundice (yellowing of the skin or eyes); or
- signs of stomach bleeding--bloody or tarry stools, coughing up blood or vomit that looks like coffee grounds.
Common side effects of Paraflex may include:
- drowsiness;
- dizziness; or
- general ill feeling.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
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What happens if I miss a dose?
Take the medicine as soon as possible, but skip the missed dose if it is nearly time for your next dose. Do not take two doses at the same time.
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What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Overdose symptoms may include nausea, vomiting, diarrhea, severe drowsiness, headache, muscle weakness, shallow breathing, or fainting.
Drinking alcohol with Paraflex can cause side effects.
Avoid driving or doing anything dangerous until you know how this medicine will affect you. Your reactions could be impaired.
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What other drugs will affect Paraflex?
Using Paraflex with other drugs that cause drowsiness can make you feel even more sleepy. Ask your doctor before taking opioid medication, a sleeping pill, a muscle relaxer, or medicine for anxiety or seizures.
Other drugs may interact with Paraflex, including prescription and over-the-counter medicines, vitamins, and herbal products. Inform your doctor about all your current medicines and any medicine you begin or stop using.
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Related medicines
Content is provided for education and is not medical advice. See our medical disclaimer.