May 28, 2017
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Dynacirc CR

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Dynacirc CR

Dynacirc CR Patient Information including How Should I Take

What should I discuss with my healthcare provider before taking isradipine (Dynacirc CR)?

You should not take this medication if you are allergic to isradipine.

Before taking isradipine, tell your doctor if you are allergic to any drugs, or if you have:

  • kidney disease;
  • liver disease;
  • congestive heart failure; or
  • a narrowing or blockage in your digestive tract.

If you have any of these conditions, you may need a dose adjustment or special tests to safely take isradipine.

FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.

Isradipine can pass into breast milk and may harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

How should I take isradipine (Dynacirc CR)?

Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.

Your doctor may occasionally change your dose to make sure you get the best results from this medication.

Do not crush, chew, or break an extended-release tablet. Swallow the pill whole. Breaking the pill may cause too much of the drug to be released at one time.

Some tablet forms of isradipine are made with a shell that is not absorbed or melted in the body. Therefore, you may see what looks like part of a tablet in your stool. This is a normal side effect of isradipine and will not make the medication less effective.

Keep using this medicine as directed, even if you feel well. High blood pressure often has no symptoms, so you may not know when your blood pressure is high. You may need to use blood pressure medication for the rest of your life.

To be sure this medication is helping your condition, your blood pressure will need to be checked on a regular basis. Do not miss any scheduled appointments.

Store isradipine at room temperature away from moisture, heat, and light.

Side Effects Centers

Dynacirc CR - User Reviews

Dynacirc CR User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Dynacirc CR sorted by most helpful. Patient Discussions FAQs

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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