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You are here : 3-RX.com > Drugs & Medications > Detailed Drug Information (USP DI) > Diuretics, Potassium-sparing : Side Effects

Diuretics, Potassium-sparing (Systemic)

Diuretics, Potassium-sparing | Before Using | Proper Use | Precautions | Side Effects | Additional Information

Side Effects of This Medicine

In rats, spironolactone has been found to increase the risk of tumors. It is not known if spironolactone increases the chance of tumors in humans.

    Check with your doctor as soon as possible if any of the following side effects occur:

      Rare

        For amiloride, spironolactone, and triamterene

          Skin rash or itching; shortness of breath

        For spironolactone and triamterene only (in addition to effects listed above)

          Cough or hoarseness; fever or chills; lower back or side pain; painful or difficult urination

        For triamterene only (in addition to effects listed above)

          Black, tarry stools; blood in urine or stools; bright red tongue; burning, inflamed feeling in tongue; cracked corners of mouth; lower back pain (severe); pinpoint red spots on skin; unusual bleeding or bruising; weakness

    Signs and symptoms of too much potassium

      Confusion; irregular heartbeat; nervousness; numbness or tingling in hands, feet, or lips; shortness of breath or difficult breathing; unusual tiredness or weakness; weakness or heaviness of legs

Other 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. However, check with your doctor if any of the following side effects continue or are bothersome:

    More common (less common with amiloride and triamterene)

      Nausea and vomiting; stomach cramps and diarrhea

    Less common

      For amiloride, spironolactone, and triamterene

        Dizziness; headache

      For amiloride and spironolactone only (in addition to effects listed above)

        Decreased sexual ability

      For amiloride only (in addition to effects listed above)

        Constipation; muscle cramps

      For spironolactone only (in addition to effects listed above for spironolactone)

        Breast tenderness in females; clumsiness; deepening of voice in females; enlargement of breasts in males; inability to have or keep an erection; increased hair growth in females; irregular menstrual periods; sweating

      For triamterene only (in addition to effects listed above for triamterene)

        Increased sensitivity of skin to sunlight

    Signs and symptoms of too little sodium

      Drowsiness; dryness of mouth; increased thirst; lack of energy

For male patients :

  • Spironolactone sometimes causes enlarged breasts in males, especially when they take large doses of it for a long time. Breasts usually decrease in size gradually over several months after this medicine is stopped. If you have any questions about this, check with your doctor.

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.


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Diuretics, Potassium-sparing: Precautions

 

Diuretics, Potassium-sparing: Additional Information



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