Disopyramide (By Mouth)
Disopyramide (dye-soe-PEER-a-mide)
Treats irregular heartbeat (arrhythmias). Belongs to a class of drugs called antiarrhythmics.
Brand Name(s):Norpace CR, Norpace
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 an allergic reaction to disopyramide in the past. How to Use This Medicine:
Capsule, Long Acting Tablet, Long Acting Capsule
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Your doctor will tell you how much to take and how often.
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Take this medicine exactly as your doctor ordered, even if you feel fine.
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May be taken with food or milk to avoid stomach upset.
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Swallow the extended-release tablet or extended-release capsule whole - do not break, chew, or crush.
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You may need to carry identification that says you are taking disopyramide. Ask you doctor about this.
If a dose is missed:
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Take the missed dose as soon as possible unless your next regular dose is less than 4 hours away.
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If it is less than 4 hours until your next dose, wait until then to take your medicine and skip the missed.
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You should not use two doses at the same time.
How to Store and Dispose of This Medicine:
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Store at room temperature, away from heat, moisture, and direct light.
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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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Tell your doctor if you are taking any of these medicines: other heart medicines such as Procan®, Quinidex®, Lanoxin®, Cordarone®, or Inderal®, phenytoin (Dilantin®), or pimozide (Orap®).
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Avoid drinking alcohol while taking this medicine.
Warnings While Using This Medicine:
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Check with your doctor before taking if you have kidney or liver disease, glaucoma, an enlarged prostate, trouble urinating, diabetes, or myasthenia gravis.
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Tell your doctor or dentist that you are taking disopyramide before having any kind of surgery.
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Do not suddenly stop taking this medicine without asking your doctor.
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Talk with your doctor before taking this medicine if you are pregnant or breastfeeding.
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While taking this medicine, avoid becoming overheated during hot weather or exercising.
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Standing-up slowly from a sitting or lying position can lessen the chance of getting dizzy.
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Disopyramide may make you dizzy or drowsy. Be careful if you drive a car or operate 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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Irregular heartbeat
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Chest pain
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Shortness of breath or trouble breathing
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Blurred vision
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Trouble urinating
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Fever, chills, or sore throat
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Skin rash, severe itching or hives
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Swelling of the legs and feet or weight gain
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Yellowing of skin or eyes
If you notice these less serious side effects, talk with your doctor:
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Dizziness, lightheadedness, fainting
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Headache, nervousness, or confusion
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Nausea or vomiting
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Dry mouth or throat
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Constipation, bloating, gas
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Stomach cramps or loss of appetite
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Trembling or shaking
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Tiredness or weakness
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Decreased sexual ability or interest
If you notice other side effects that you think are caused by this medicine, tell your doctor.
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