Metronidazole

Metronidazole is effective against anaerobic bacteria and certain parasites. It is commonly used for amoebiasis, giardiasis, and bacterial vaginosis.

Dosage by Body Weight

Pediatric dosing is typically 7.5 mg/kg to 15 mg/kg per dose, three times daily depending on the infection type. Use under strict medical supervision.

Body Weight
5-10 kg
Dose
37.5 mg to 75 mg
Frequency
Three times daily
Tracking Notes
Course duration varies (usually 5-10 days).
Body Weight
11-20 kg
Dose
82.5 mg to 150 mg
Frequency
Three times daily
Tracking Notes
Avoid alcohol-containing products during treatment.
Body Weight
21-30 kg
Dose
157 mg to 225 mg
Frequency
Three times daily
Tracking Notes
May cause a metallic taste in the mouth.

Weight-based dosage tracking table for Metronidazole, including body weight, dose, frequency, and tracking notes.
Body Weight	Dose	Frequency	Tracking Notes
5-10 kg	37.5 mg to 75 mg	Three times daily	Course duration varies (usually 5-10 days).
11-20 kg	82.5 mg to 150 mg	Three times daily	Avoid alcohol-containing products during treatment.
21-30 kg	157 mg to 225 mg	Three times daily	May cause a metallic taste in the mouth.

Formulation

TabletSuspensionGelInjection

Purpose

Antibiotic and antiprotozoal used to treat infections of the GI tract, skin, and reproductive system.

Generic Name

Metronidazole

Branded Drug Names

Metronidazole is listed as a generic drug name. Common branded medicines that may contain the same active ingredient include:

Scheduled Drug

Yes. This medicine should be supplied or used only according to applicable prescription and regulatory requirements.

Alternatives

Tinidazole Clindamycin

Safety Advice

Alcohol

UNSAFE

Metronidazole: Avoid alcohol during treatment and for at least 48-72 hours after the last dose, as it can cause flushing, vomiting, cramps, or palpitations.

Pregnancy

SAFE IF PRESCRIBED

Metronidazole: Use during pregnancy only when prescribed for a confirmed infection after a benefit-risk assessment.

Breast Feeding

SAFE IF PRESCRIBED

Metronidazole: May be used while breastfeeding when prescribed, but the infant should be monitored for diarrhea, thrush, or poor feeding.

Driving

CAUTION

Metronidazole: May cause dizziness, headache, or visual disturbance in some people. Avoid driving if affected.

Liver

CAUTION

Metronidazole: Use caution in liver disease because this medicine is processed by the liver and may require dose adjustment or monitoring.

Kidney

SAFE IF PRESCRIBED

Metronidazole: Usually can be used with medical guidance, but severe kidney disease or prolonged therapy may require monitoring.