Metronidazole 400 mg Australia is a widely used antibiotic and antiprotozoal medication prescribed for treating bacterial and parasitic infections. Metronidazole is commonly recommended for conditions such as gastrointestinal infections, dental infections, and infections caused by anaerobic bacteria. In Australia, it is typically available through licensed pharmacies with a valid prescription, ensuring safe and regulated use. Metronidazole 400 mg works by stopping the growth of harmful microorganisms, helping the body recover effectively.