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Dantrolene Capsules

Generic name: Dantrolene Capsules [ DAN-troe-leen ]
Brand name: Dantrium
Drug class: Skeletal muscle relaxants

Medically reviewed by Drugs.com. Last updated on Aug 18, 2023.

Warning

  • This medicine may raise the chance of liver problems. Sometimes, liver problems have been deadly. This may happen at any time but most of the time has happened between the 3rd and 12th month of treatment. The chance is greatest in women, patients older than 35 years of age, and patients taking other drugs. The chance is also greater when this medicine (dantrolene capsules) is used in high doses, even for a short time. Your doctor will be watching your liver tests. This medicine must not be used for reasons other than for what it was given to you.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • If your signs are not better after 45 days of use, talk with your doctor.

Uses of Dantrolene Capsules:

What do I need to tell my doctor BEFORE I take Dantrolene Capsules?

This is not a list of all drugs or health problems that interact with this medicine (dantrolene capsules).

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine (dantrolene capsules) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Dantrolene Capsules?

How is this medicine (Dantrolene Capsules) best taken?

Use this medicine (dantrolene capsules) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

What do I do if I miss a dose?

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

What are some other side effects of Dantrolene Capsules?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at https://www.fda.gov/medwatch.

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Dantrolene Capsules?

Consumer Information Use and Disclaimer

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.