This medication prevents the action of a certain enzyme in your child's body. It is used to treat a number of medical conditions including helping to prevent kidney damage in some types of cancer with chemotherapy, gout, and kidney stones.

If you are not sure why your child has been prescribed allopurinol, ask your child's doctor to explain.

It may be given intravenous (IV) by injection, by mouth as a tablet, or your pharmacy may be able to make a liquid form that can be taken by mouth.

  • It is important that your child drinks a full glass of water with each oral dose and that your child drinks plenty of fluids during the day while taking this medication.
  • It is best for your child to take this medication with food or milk to help prevent upset stomach.
  • If your child does vomit within 30 minutes of taking the dose, call your child's doctor immediately. You may be instructed to repeat the dose.
  • Do not give this medication after the expiration date on the bottle.
  • Store this medication at room temperature, away from moisture and sunlight. Do not store in the bathroom. The liquid form may be stored at room temperature or in the refrigerator.
  • Keep this medication out of the reach of children  
  • If too much medication is taken by accident, call the Drug and Poison Information Center (DPIC), 513-636-5111 or 1-800-222-1212, or call your child's doctor right away.

For any medication information related to your child's dosing schedule and/or missed doses, contact the healthcare provider who prescribed the medication.

  • Stomach upset
  • Nausea
  • Diarrhea
  • Drowsiness
  • Yellowing of the skin or eyes
  • Muscle aches
  • Easy bruising of the skin
  • Itchy skin
  • Fever
  • Rash

Last Updated 11/2013