Generic Name: Acetazolamide

  • What is Acetazolamide?

    Acetazolamide is a medication used in the treatment of glaucoma (high pressure in the eyes), seizures, and fluid retention due to congestive heart failure or other medications.

    Acetazolamide is also used to prevent or relieve the symptoms of acute mountain sickness in climbers attempting a rapid climb and those who feel sick even though they are making a gradual climb.

  • What is the most important information I should know about Acetazolamide?

    Acetazolamide is considered to be a sulfa medication. Although rare, severe reactions have been reported with sulfa medications. If you develop an allergic reaction, bruises, fever, a rash, or sore throat, contact your doctor immediately.

    Take your medication exactly as prescribed by your doctor. Increasing the dose of acetazolamide does not increase the amount of fluid you get rid of, but rather, it increases your chances of experiencing side effects.

  • Who should not take Acetazolamide?

    Your doctor will not prescribe this medication for you if your sodium or potassium levels are low, or if you have kidney or liver disease. Do not take acetazolamide if you are allergic to it, any of its ingredients, or sulfa medications.

  • What should I tell my doctor before I take the first dose of Acetazolamide?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with acetazolamide. Also, talk to your doctor about your complete medical history, especially if you have emphysema (lung disease that causes shortness of breath) or other breathing disorders, or take high doses of aspirin.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    Adults: Your doctor will prescribe the appropriate dosage for you based on your condition.

  • How should I take Acetazolamide?

    Take this medication exactly as prescribed by your doctor.

    If you are taking acetazolamide to help in rapid ascent of a mountain, you must still come down promptly if you show signs of severe mountain sickness.

  • What should I avoid while taking Acetazolamide?

    Avoid breastfeeding while on this medication as it may cause serious side effects to the infant.

  • What are possible food and drug interactions associated with Acetazolamide?

    If acetazolamide is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining acetazolamide with the following: amitriptyline, amphetamines such as dextroamphetamine, aspirin, cyclosporine, lithium, methenamine, oral diabetes drugs such as glyburide, and quinidine.

  • What are the possible side effects of Acetazolamide?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: change in taste, confusion, diarrhea, drowsiness, increase in amount or frequency of urination, loss of appetite, nausea, ringing in the ears, tingling or pins and needles in hands or feet, vomiting

  • Can I receive Acetazolamide if I am pregnant or breastfeeding?

    The effects of acetazolamide during pregnancy are unknown. Acetazolamide may appear in breast milk and could affect a breastfeeding baby. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of Acetazolamide?

    If you miss a dose of acetazolamide, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

  • How should I store Acetazolamide?

    Store at room temperature.