Take your next dose at the regular time. Your reactions could be impaired. We comply with the HONcode standard for trustworthy health information - https://www.webmd.com/drugs/2/drug-6288/spironolactone-oral Some people may take as little as 25 mg per day or as much as 200 mg per day. If it is near the time of the next dose, skip the missed dose. Avoid getting up too fast from a sitting or lying position, or you may feel dizzy.This is not a complete list of side effects and others may occur. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.In Canada - Call your doctor for medical advice about side effects. You may take the liquid form of this medication with or without food, but it is important to choose one way and take it the same way with every dose.Dosage is based on your medical condition and response to therapy. You may report side effects to FDA at 1-800-FDA-1088.Using spironolactone with other drugs that make you dizzy can worsen this effect. Do not double the dose to catch up.Store at room temperature away from light and moisture. The typical starting dosage is 100 mg taken by mouth each day. Side Effects. Ask your doctor about any risk.Take spironolactone exactly as prescribed by your doctor. Tell any doctor who treats you that you are using spironolactone.If you need surgery, tell your surgeon you currently use this medicine. Spironolactoneis the main active pharmaceutical ingredient present in Aldactone 100 mg tablet. Spironolactone is a medicine used in a variety of heart-related and fluid-retaining conditions. Drug information provided by: IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. You may need to use blood pressure medication for the rest of your life.Store at room temperature away from heat, light, and moisture.25 to 200 mg orally per day in single or divided dosesInitial dose: 50 to 100 mg orally per day in single or divided dosesInitial dose: 25 mg orally once a day assuming serum potassium is less than or equal to 5 mEq/L and serum creatinine is less than or equal to 2.5 mg/dLTake the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Your doctor may occasionally change your dose.Do not share this medicine with another person, even if they have the same symptoms you have.You may take spironolactone with or without food, but take it the same way each time.This medicine can affect the results of certain medical tests. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Other drugs may interact with spironolactone, including prescription and over-the-counter medicines, Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use spironolactone only for the indication prescribed.Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.Copyright 1996-2020 Cerner Multum, Inc. Too much salt will cause your body to retain water and can make this medication less effective.Avoid driving or hazardous activity until you know how spironolactone will affect you. Keep all Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Spironolactone is also used to diagnose or treat a condition in which you have too much aldosterone in your body. Ask your doctor before using opioid medication, a sleeping pill, a muscle relaxer, or medicine for Tell your doctor about all your other medicines, especially:heart or blood pressure medicine (especially another diuretic);This list is not complete. You may report side effects to Health Canada at 1-866-234-2345.This drug may make you dizzy or drowsy. If you notice other effects not listed above, contact your doctor or pharmacist.Call your doctor for medical advice about side effects. Do not use a household spoon because you may not get the correct dose. Do not use this medicine for any condition that has not been checked by your doctor.You should not use spironolactone if you are allergic to it, or if you have:To make sure spironolactone is safe for you, tell your doctor if you have:an electrolyte imbalance (such as low levels of calcium, magnesium, or sodium in your blood);Tell your doctor if you are pregnant or plan to become pregnant. It lowers the blood pressure and prevent a heart stroke this drug is a potassium sparing diuretic also known as water tablet helps you to pass more urine than you usually do, thus this drug helps to cure certain diseases like congestive heart failure, liver disorder and kidney problem Although not all of these side effects may occur, if they do occur they may need medical attention. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.Things to remember when you fill your prescription.WebMD does not provide medical advice, diagnosis or treatment.This survey is being conducted by the WebMD marketing sciences department.All information will be used in a manner consistent with the WebMD