Dantrolene Drug Information
The medication dantrolene sodium (Dantrium®) is prescribed for the treatment of muscle spasticity associated with multiple sclerosis, spinal cord injuries, or certain other neurological conditions. It is also approved for treating or preventing a dangerous reaction to anesthesia called malignant hyperthermia.
Dantrolene is a type of muscle relaxant that works directly on the muscles. It comes as a capsule that is taken three to four times daily or as an injection that is given slowly into a vein (intravenous, or IV, infusion).
Information your healthcare provider needs when prescribing dantrolene includes a list of all other medicines you are taking, including nonprescription drugs and supplements, and any other medical conditions you have, such as liver disease.
(Click Dantrolene for more information on this drug, including how it works, possible side effects to be aware of, dosing instructions, and more.)