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​Alendronate and Risedronate (Weekly)

Drug Class: Commonly Known As: Category:
Bisphosphonate

​Alendronate and Risedronate (Weekly) - Dosage and How to Use

How should ​Alendronate and Risedronate (Weekly) be used?

The medicine prescribed to you is: □ ALENDRONATE □ RISEDRONATE

  • Take 1 tablet ONCE A WEEK on __________ (same day of the week).
  • Upon waking up at ____am/pm, take 1 tablet on an empty stomach with a full glass of plain water (no other beverages).
  • Swallow the tablet whole; do not crush, chew or suck the tablet.




  • For at least 30 minutes after taking the medicine (until ____ am/pm):
    • Remain upright to prevent irritation of the esophagus ("food pipe"). Do not lie down. You may sit, stand or do your usual activities such as walking or watching televsion.


     

  • Do not eat anything or take any other medicine.
    • Avoid products high in calcium, iron or magnesium within 30 minutes of taking Alendronate or Risedronate, as they will reduce the absorption and effect of the medicine. Such products include:
      • Food and beverage, e.g. milk, 3-in-1 coffee or tea, dairy products (e.g. cheese or yogurt), soya products
      • Medicines or supplements, e.g. antacid, calcium, iron or magnesium supplements, multivations
  • After 30 minutes, you may have a meal and take your usual medicines including products high in calcium, iron or magnesium. However, this advice may vary, do follow the instructions given by your pharmacist.

What should I do if I miss a dose?

  • ​If you missed by 1 day:
  • Take 1 tablet the next day(_____), first thing upon waking.

  • If you missed by 2 or more days:
  • Skip the missed dose.

Then, return to your usual dose  ( 1 tablet on_______) the next week.

Take only one tablet. Do not double your dose to make up for a missed dose.​

What should I do if I overdose?

  • Updated on Tuesday, April 10, 2018
  • Article contributed by Pharmacy Singapore General Hospital

    The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth

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