Do not take AMOXICILLIN 500 mg Capsule if you are allergic to any of its components. Taking AMOXICILLIN 500 mg Capsule may cause antibiotic-induced diarrhoea in some cases. Penicillin antibiotics, blood thinners (warfarin, coumadin), uric acid-lowering drugs (allopurinol, probenecid), and anti-cancer or anti-arthritis drugs (methotrexate) may severely interact with AMOXICILLIN 500 mg Capsule . Tell your doctor if you have chronic kidney disease or viral glandular fever (mononucleosis) before taking AMOXICILLIN 500 mg Capsule . This medicine may lower the efficiency of oral birth control pills or contraceptive devices. An intake of AMOXICILLIN 500 mg Capsule may alter some glucose urine tests like the copper reduction test report.