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Tolazamide Oral tablet

Treatment is combined with diet and exercise

Generic Name: TOLAZamide

Brand Names: Tolinase

What is this medicine?

TOLAZAMIDE (tole AZ a mide) helps to treat type 2 diabetes. Treatment is combined with diet and exercise. This drug helps your body to use insulin better.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • diabetic ketoacidosis
  • glucose-6-phosphate dehydrogenase deficiency
  • heart disease
  • kidney disease
  • liver disease
  • severe infection or injury
  • thyroid disease
  • an unusual or allergic reaction to tolazamide, sulfa drugs, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Take this medicine by mouth. Swallow with a drink of water. Follow the directions on the prescription label. If you take this medicine once a day, take it with breakfast or the first main meal of the day. Take your medicine at the same time each day. Do not take more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Elderly patients over 65 years old may have a stronger reaction and need a smaller dose.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses

What may interact with this medicine?

  • bosentan
  • chloramphenicol
  • cisapride
  • medicines for fungal or yeast infections
  • metoclopramide
  • probenecid
  • warfarin

Many medications may cause an increase or decrease in blood sugar, these include:

  • alcohol containing beverages
  • aspirin and aspirin-like drugs
  • chloramphenicol
  • chromium
  • clarithromycin
  • female hormones, like estrogens or progestins and birth control pills
  • heart medicines
  • isoniazid
  • male hormones or anabolic steroids
  • medicines for weight loss
  • medicines for allergies, asthma, cold, or cough
  • medicines for mental problems
  • medicines called MAO Inhibitors like Nardil, Parnate, Marplan, Eldepryl
  • niacin
  • NSAIDs, medicines for pain and inflammation, like ibuprofen or naproxen
  • pentamidine
  • phenytoin
  • probenecid
  • quinolone antibiotics like ciprofloxacin, levofloxacin, ofloxacin
  • some herbal dietary supplements
  • steroid medicines like prednisone or cortisone
  • thyroid medicine
  • water pills or diuretics

What should I watch for while using this medicine?

Visit your doctor or health care professional for regular checks on your progress. Learn how to check your blood sugar. Tell your doctor or health care professional if your blood sugar is high, you might need to change the dose of your medicine. If you are sick or exercising more than usual, you might need to change the dose of your medicine. Do not skip meals. Ask your doctor or health care professional if you should avoid alcohol. If you have symptoms of low blood sugar, eat or drink something containing sugar at once and contact your doctor or health care professional. Make sure family members know that you can choke if you eat or drink when you develop serious symptoms of low blood sugar, like seizures or unconsciousness. They must get medical help at once.

This medicine can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.

Wear a medical identification bracelet or chain to say you have diabetes, and carry a card that lists all your medications.


Last Updated: September 03, 2009
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