The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- Tingling or "pins and needles" feeling in the arms or legs
- Ringing in the ears
- Weakness
- Tiredness
- Loss of appetite
- Taste changes
- Nausea
- Vomiting
- Diarrhea
- More urination
- Vision changes
Less Common Side Effects
- Drowsiness
- Confusion
- Itchiness
- Dark stools
- Blood or sugar in the urine
- Sun sensitivity
- Muscle weakness
- Kidney stones
Methazolamide serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Severe skin rash: blisters, peeling skin, fever
- Severe allergic reaction: trouble breathing, swelling of the face or throat
- Liver problems: dark colored urine, light colored stools, belly pain, yellow skin or whites of the eyes
- Low blood cell counts: fever, chills, cough, low energy, paleness, shortness of breath, easy bruising or bleeding
- Seizure
Source: DailyMed
The following Methazolamide side effects have also been reported
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
Rare
Shortness of breath or trouble in breathing
Check with your doctor as soon as possible if any of the following side effects occur:
More common
Unusual tiredness or weakness
Less common
Blood in urine
difficult urination
mental depression
pain in lower back
pain or burning while urinating
sudden decrease in amount of urine
Also, check with your doctor if you have any changes in your vision (especially problems with seeing faraway objects) when you first begin taking this medicine.
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
More common
general feeling of discomfort or illness
increase in frequency of urination or amount of urine (rare with methazolamide)
loss of appetite
metallic taste in mouth
nausea or vomiting
numbness, tingling, or burning in hands, fingers, feet, toes, mouth, lips, tongue, or anus
Less common or rare
dizziness or lightheadedness
drowsiness
feeling of choking or lump in the throat
headache
increased sensitivity of eyes to sunlight
loss of taste and smell
nervousness or irritability
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
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