- It is used to get rid of extra fluid.
- It is used to treat or prevent altitude sickness.
- It is used to help control certain kinds of seizures.
- It is used to treat glaucoma.
- It may be given to you for other reasons. Talk with the doctor.
- If you have an allergy to acetazolamide or any other part of this drug.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have any of these health problems: Acidic blood problem, kidney disease, liver disease, low potassium levels, low sodium levels, or poor adrenal function.
- If you are taking methazolamide.
- If you are breast-feeding or plan to breast-feed.
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- Avoid driving and doing other tasks or actions that call for you to be alert or have clear eyesight until you see how this drug affects you.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- If you are using this drug for glaucoma, have your eye pressure checked. Talk with your doctor.
- If you have high blood sugar (diabetes), you will need to watch your blood sugar closely.
- This drug may affect certain lab tests. Tell all of your health care providers and lab workers that you take this drug.
- You may get sunburned more easily. Avoid sun, sunlamps, and tanning beds. Use sunscreen and wear clothing and eyewear that protects you from the sun.
- If you are also taking aspirin, talk with your doctor. Loss of hunger, fast breathing, sluggishness, coma, and death have happened in people taking high doses of aspirin with this drug.
- If you are 65 or older, use this drug with care. You could have more side effects.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of too much acid in the blood (acidosis) like confusion; fast breathing; fast heartbeat; a heartbeat the does not feel normal; very bad stomach pain, upset stomach, or throwing up; feeling very sleepy; shortness of breath; or feeling very tired or weak.
- Signs of electrolyte problems like mood changes, confusion, muscle pain or weakness, a heartbeat that does not feel normal, seizures, not hungry, or very bad upset stomach or throwing up.
- Change in eyesight.
- Change in hearing.
- Ringing in ears.
- A burning, numbness, or tingling feeling that is not normal.
- Pain when passing urine or blood in urine.
- Not able to pass urine or change in how much urine is passed.
- Very bad and rarely deadly effects have happened with sulfa (sulfonamide) drugs like this one. These effects have included liver problems, blood problems, and very bad skin reactions (Stevens-Johnson syndrome/toxic epidermal necrolysis). Call your doctor right away if you have a rash; red, swollen, blistered, or peeling skin; red or irritated eyes; sores in your mouth, throat, nose, or eyes; fever, chills, or sore throat; cough that is new or worse; feeling very tired or weak; any bruising or bleeding; or signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- Upset stomach or throwing up.
- Change in taste.
- Loose stools (diarrhea).
- Not hungry.
- Blurred eyesight.
- Feeling sleepy.
- Feeling tired or weak.
All oral products:
- This drug may cause you to pass urine more often. To keep from having sleep problems, try to take before 6 pm.
- Take with or without food. Take with food if it causes an upset stomach.
- Swallow whole. Do not chew, break, or crush.
- It is given as a shot into a vein.
All oral products:
- Take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- Call your doctor to find out what to do.
All oral products:
- Store at room temperature.
- Protect from light.
- Store in a dry place. Do not store in a bathroom.
- If you need to store this drug at home, talk with your doctor, nurse, or pharmacist about how to store it.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Check with your pharmacist about how to throw out unused drugs.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.