Metronidazole Induced Cerebellar Ataxia: A Rare Case Report

Introduction: Metronidazole is an antibiotic and an antiprotozoal drug very commonly used in our day to day practice. It is either used alone or in combination with other drugs to treat Pelvic inflammatory disease, Endocarditis and Bacterial Vaginosis. It is generally well tolerated and common side effects include nausea, vomiting, abdominal cramps, metallic taste. Case report: We are presenting a rare case of Metronidazole induced cerebellar ataxia in a patient who received the drug for a relatively shorter duration. Conclusion: The neurological features usually occur when the drug dose exceeds 2g/day for a prolonged period. Peripheral neuropathy, dizziness, encephalopathy, seizures, optic neuropathy can be seen. Cerebellar ataxia is a rare and serious side effect of this drug.