Not medical advice. This information is for educational purposes only. Always consult a qualified doctor or pharmacist before taking any medicine. Metronidazole requires a valid prescription.
Metronidazole
Generic Name: METRONIDAZOLE
Inactive ingredients include powdered cellulose, hydroxypropyl cellulose, low substituted hydroxypropyl cellulose, hypromellose, polyethylene glycol, stearic acid, and titanium dioxide.
Data last updated: 30 March 2026 · Source: openFDA.gov, DailyMed (NLM/NIH)
Common Brand Names in India:
What is Metronidazole Used For?
- The aerobic infection should be used in addition to metronidazole tablets
- Asymptomatic Trichomoniasis.
How Does It Work?
Following oral administration, metronidazole is well absorbed, with peak plasma concentrations occurring between one and two hours after administration.
Dosage & Administration
- DOSAGE AND ADMINISTRATION Trichomoniasis: In the Female: One-day treatment − two grams of metronidazole tablets, given either as a single dose or in two divided doses of one gram each, given in the same day.
- Seven-day course of treatment − 250 mg three times daily for seven consecutive days.
Side Effects
Common Side Effects
Serious Side Effects (seek immediate medical attention)
Who Should NOT Take This?
- CONTRAINDICATIONS Hypersensitivity Metronidazole tablet are contraindicated in patients with a prior history of hypersensitivity to metronidazole or other nitroimidazole derivatives.
- Psychotic Reaction with Disulfiram Use of oral metronidazole is associated with psychotic reactions in alcoholic patients who were using disulfiram concurrently.
- Interaction with Alcohol Use of oral metronidazole is associated with a disulfiram-like reaction to alcohol, including abdominal cramps, nausea, vomiting, headaches, and flushing.
- Cockayne Syndrome Metronidazole Tablets are contraindicated in patients with Cockayne syndrome.
Drug Interactions
Metronidazole may interact with the following medicines. Always inform your doctor about all medications you are taking.
Storage Instructions
Store at room temperature, away from moisture and heat.
Speak to a general physician on Zospital
Consult a general physician on Zospital before starting Metronidazole. Verified Indian specialists available for in-clinic and online consultations.
Other Antibiotics Medicines
Sources: openFDA.gov · dailymed.nlm.nih.gov · nlm.nih.gov (RxNorm). Information is for educational purposes only. Consult a doctor before use.
FAQS
Metronidazole – Frequently Asked Questions
Common questions about Metronidazole, its uses, dosage and safety.
Metronidazole is commonly prescribed in India for: The aerobic infection should be used in addition to metronidazole tablets, Asymptomatic Trichomoniasis.. Always confirm the indication with a registered medical practitioner before starting any course.
Metronidazole is sold in India under brand names such as Flagyl, Metrogyl, Metronidazole, Metrogel. You can also find it on online pharmacies like 1mg, Pharmeasy and Apollo Pharmacy.
Metronidazole is a prescription-only (Schedule H) medicine in India. You will need a valid prescription from a registered MBBS / MD doctor to purchase it from a licensed pharmacy.
Common side effects of Metronidazole can include: Nausea, Vomiting, Diarrhea, Constipation, Headache, Dizziness, Insomnia, Rash. Less common but serious side effects can include: Severe, Serious, Fatal, Hepatotoxicity, Seizure. Stop the medicine and contact your doctor immediately if any of these appear.
Following oral administration, metronidazole is well absorbed, with peak plasma concentrations occurring between one and two hours after administration.
Metronidazole can interact with: Disulfiram, Abdominal, Warfarin, Busulfan. Tell your doctor about every medicine, supplement and herbal product you take — including ayurvedic and homeopathy preparations — before starting Metronidazole.
Indian guidelines often recommend lower starting doses of Metronidazole for patients above 60-65, since kidney and liver function decline with age. A doctor should review the dose, especially if the patient already takes BP, sugar or heart medicines.
Pregnancy safety of Metronidazole depends on the trimester and individual case. Indian gynaecologists usually avoid Category C/D drugs unless benefit clearly outweighs risk. Speak to your obstetrician before taking Metronidazole during pregnancy or while planning conception.
Prices in India typically range from ₹40 – ₹400 per strip of 10 tablets depending on brand. Generic versions tend to cost 30-60% less than branded ones, and Jan Aushadhi outlets often stock the lowest-priced equivalents. Check 1mg or Pharmeasy for live MRP.
If you remember within a few hours of the missed dose, take it. If it is nearly time for the next dose, skip the missed one — never double up. Frequent missed doses reduce Metronidazole's effectiveness, so consider setting a reminder or speaking to your doctor about a simpler schedule.
You can book an in-person or online consultation with a verified Indian specialist on Zospital — visit the doctor directory at https://zospital.com/doctor to find one near you.
Medical Disclaimer
The content provided on Zospital is for general informational and educational purposes only. It is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified healthcare provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website. If you think you may have a medical emergency, call your doctor or emergency services immediately.