Proper Use

Drug information provided by: Merative, Micromedex®

Take this medicine only as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. To do so may increase the chance of side effects.

This medicine should come with a patient information leaflet. Read and follow these instructions carefully. Ask your doctor if you have any questions.

You may take this medicine with or without food.

Swallow the extended-release tablet and extended-release granules whole. Do not crush, break, or chew it.

To use the extended-release granules:

  • With soft food: Sprinkle the granules on one tablespoonful of soft food (eg, applesauce or yogurt) and swallow it right away. Do not crush or chew the granules.
  • Nasogastric tube: Add the granules with 50 milliliters (mL) of water into a syringe. Gently shake the mixture for at least 15 seconds, then flush it through the tube right away. Rinse the syringe with 15 mL of water, then flush it through the tube until all of the medicine is washed out.
  • Gastric tube: Add the granules with 30 mL of water into a syringe. Gently shake the mixture for at least 15 seconds, then flush it through the tube right away. Rinse the syringe with 20 mL of water, then flush it through the tube. Rinse it again with 15 mL of water until all of the medicine is washed out.

Do not eat grapefruit or drink grapefruit juice while you are using this medicine.

Avoid drinking alcohol while you are using the extended-release granules.

Dosing

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For oral dosage form (extended-release tablets or extended-release granules):
    • For chronic angina:
      • Adults—At first, 500 milligrams (mg) 2 times a day. Your doctor may adjust your dose as needed. However, the dose is usually not more than 1000 mg 2 times a day.
      • Children—Use and dose must be determined by your doctor.

Missed Dose

If you miss a dose of this medicine, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

Storage

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Ask your healthcare professional how you should dispose of any medicine you do not use.

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Portions of this document last updated: April 01, 2024

Copyright: © Merative US L.P. 1973, 2024. All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.