⚠️ Important: This information is for education only. Never start, stop, or change any medication without consulting your doctor. This is NOT a prescription.
Prescription onlyNitroimidazole antibiotic
Metronidazole
Brand names
FlagylMetrogylAristogyl
Uses
Anaerobic bacterial and protozoal infections including amoebiasis and giardiasis.
How it works
Damages microbial DNA in anaerobic organisms, causing cell death.
Common side effects
- Metallic taste
- Nausea
- Dark urine
Serious side effects
- Peripheral neuropathy
- Seizures (rare)
Who should not take it
First trimester of pregnancy; known allergy.
Drug interactions
Severe reaction with alcohol (avoid alcohol during and 48h after).
Storage
Store below 25°C, protected from light.
Pregnancy category
B — No evidence of risk in humans
Sources: WHO