Allopurinol Precautions

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  • If you are allergic to allopurinol, or if you have had a bad reaction to it, or if you have any other reactions, alert your doctor or pharmacist before taking it. Inactive ingredients can be present in this product, causing allergic reactions or other issues.
  • Tell your doctor or pharmacist about any medical conditions you have, particularly if you have: liver disease, kidney disease, diabetes, high blood pressure (hypertension), or irregular diets (e.g., fasting).
  • This medication has the potential to make you drowsy. You can become drowsy if you consume alcohol. Do not drive, operate machinery, or engage in any other activity that requires alertness until you are sure you can do so safely. This drug's efficacy can be harmed by alcohol. Alcohol consumption should be restricted.
  • Kidney function deteriorates as you age. The kidneys eliminate this drug. As a result, older adults may be more susceptible to side effects while taking this medication.
  • This drug should only be taken during pregnancy when it is required urgently. Consult your doctor.
  • Breast milk contains allopurinol. Before you start breastfeeding, talk to your doctor.

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Drug interactions can cause your drugs to function differently or put you at risk for severe side effects. Keep a list of all the medicines you use (including prescription and over-the-counter medications, as well as herbal remedies) and share it with your doctor and pharmacist. Without your doctor's permission, do not begin, stop, or alter the dosage of any medications. Blood thinners (warfarin), capecitabine, and didanosine are some of the products that may interfere with this drug.


Do not share this medication with anyone else even if they have the same symptoms Lab and medical tests such as blood pressure, liver function should be done while you are taking this medication. Consult your doctor for more details and information.

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