Nervous System Channel
Related Channels


Dantrolene is a medication prescribed for people who have muscle spasms caused by certain neurological conditions, such as cerebral palsy or multiple sclerosis. It is also licensed to treat or prevent a potentially dangerous condition called malignant hyperthermia. The drug comes in the form of a capsule or intravenous injection that is given slowly into a vein. Dizziness, drowsiness, and weakness are some of the common side effects.

What Is Dantrolene?

Dantrolene sodium (Dantrium®) is a prescription medication approved to control muscle spasms and stiffness (spasticity) associated with certain medical conditions, such as spinal cord injury, stroke, cerebral palsy, or multiple sclerosis. It is also approved to prevent or treat a rare condition known as malignant hyperthermia, which is a severe reaction to general anesthesia that causes high fever and muscle rigidity.
(Click What Is Dantrolene Used For? for more information on this topic, including possible off-label uses.)

Are There Side Effects?

Just like any medicine, dantrolene can cause side effects. However, not everyone who uses the drug will experience problems. Most people tolerate it well.
If side effects do occur, in most cases, they are minor and either require no treatment or are treated easily by you or your healthcare provider. Serious reactions are less common.
Some of the more common side effects seen with dantrolene include but are not limited to:
  • Drowsiness
  • Dizziness
  • Weakness
  • Fatigue
  • General feelings of discomfort.
(Click Dantrolene Side Effects to learn more, including potentially serious side effects you should report immediately to your healthcare provider.)
Know the Signs - Concussion Safety

Dantrolene Drug Information

Referring Pages:
Terms of Use
Advertise with Us
Contact Us
About eMedTV
Privacy Policy
Copyright © 2006-2020 Clinaero, Inc.
eMedTV serves only as an informational resource. This site does not dispense medical advice or advice of any kind. Site users seeking medical advice about their specific situation should consult with their own physician. Click Terms of Use for more information.