Primidone (By Mouth)
Primidone (PRI-mi-done)
Treats seizure disorders. Belongs to a class of drugs called anticonvulsants.
Brand Name(s):Mysoline
There may be other brand names for this medicine. When This Medicine Should Not Be Used:
You should not use this medicine if you have had a previous allergic reaction to primidone, or to any kind of barbiturate medicine such as phenobarbital. How to Use This Medicine:
Tablet, Liquid
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Your doctor will tell you how much to take and how often.
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May be taken with food or milk to avoid stomach upset.
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Shake the oral liquid well before each dose. Carefully measure the dose with a marked measuring spoon.
If a dose is missed:
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Take the missed dose as soon as possible.
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If it is almost time for your next regular dose, wait until then to take your medicine and skip the missed dose.
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You should not use two doses at the same time, unless directed by your doctor.
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If you miss two or more doses, call your doctor.
How to Store and Dispose of This Medicine:
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Store at room temperature in a closed container, away from heat, light and moisture. Do not freeze.
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Keep all medicine out of the reach of children.
Drugs and Foods to Avoid:
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
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Avoid drinking alcohol.
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Make sure your doctor knows if you are taking birth control pills.
Warnings While Using This Medicine:
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Check with your doctor before taking primidone if you are pregnant or breastfeeding, or have liver or kidney disease.
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Because of the risk of increased seizures, do not suddenly stop taking this medicine without first checking with your doctor.
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This medicine may cause drowsiness. Be careful when driving or using dangerous machinery.
Possible Side Effects While Using This Medicine:
Call your doctor right away if you notice any of these side effects:
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Loss of seizure control
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Severe skin rash
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Unexplained fever
If you notice these less serious side effects, talk with your doctor:
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Loss of appetite
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Nausea or vomiting
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Drowsiness or dizziness
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Loss of coordination
If you notice other side effects that you think are caused by this medicine, tell your doctor.
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