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Drug Reference

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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Dantrolene Sodium Oral capsule

Additional titles for this drug

Dantrium 100mg Capsule, Dantrium 25mg Capsule, Dantrium 50mg Capsule, Dantrolene Sodium 100mg Capsule, Dantrolene Sodium 25mg Capsule, Dantrolene Sodium 50mg Capsule

What is this medicine?

DANTROLENE (DAN troe leen) helps to relieve spasms and stiffness of muscles in conditions such as multiple sclerosis, cerebral palsy, stroke, or injury to the spine. This medicine can also help prevent and treat a condition called malignant hyperthermia, which may occur after surgery or anesthesia.

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Take your doses at regular intervals. Do not take your medicine more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for selected conditions, precautions do apply.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • black, or tarry stools

  • breathing problems

  • chest pain

  • confusion, depression, nervousness

  • dark urine

  • diarrhea

  • fever

  • seizures

  • stomach pain, nausea, vomiting

  • swelling of feet or legs

  • yellowing of eyes or skin

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • constipation

  • loss of appetite

  • slurred speech

  • trouble sleeping

  • weak or tired

What may interact with this medicine?

  • female hormones, like estrogens or progestins and birth control pills

  • medicines for angina or high blood pressure

  • medicines for anxiety or sleeping problems, such as diazepam or temazepam

  • medicines for pain

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature below 40 degrees C (104 degrees F). Throw away any unused medicine after the expiration date.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • heart disease

  • liver disease

  • lung or breathing disease, like asthma

  • an unusual or allergic reaction to dantrolene, other medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

What should I watch for while using this medicine?

Visit your doctor or health care professional for regular checks on your progress.

You may get drowsy or dizzy. Muscle weakness may occur. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. Be careful walking down stairs. Use caution to reduce the risk of dizzy or fainting spells or falls. Alcohol can make you more drowsy. Avoid alcoholic drinks.

This medicine can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.