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Secnidazole: uses, side effects & brands

Written & medically reviewed by Dr. Sanjay Anbu, MBBS · Last reviewed

Secnidazole is a single-dose option for some protozoal and vaginal infections. It belongs to the Antiprotozoal & other antimicrobial group. These treat protozoal gut infections (like amoebiasis and giardia) and some other infections.

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Drug type — dosing is set by your doctor

MeasureRange
Drug classAntiprotozoal & other antimicrobial
TypePrescription
DoseIndividual — ask your doctor or pharmacist

What it is used for

Common brand names

Common side effects

Before taking it — precautions

When to see a doctor urgently

Not a prescription — no dose shown. The right dose of secnidazole depends on age, weight, kidney/liver function and the condition, so MedDroid does not show a dose here. Always get your dose from a doctor or pharmacist and the leaflet inside the pack. General educational information only.

Frequently asked questions

Can I drink alcohol with tinidazole or ornidazole?

Avoid alcohol during and for a couple of days after — like metronidazole, they can cause an unpleasant flushing-and-vomiting reaction.

How are these different from antibiotics?

They mainly target single-celled parasites (protozoa) rather than bacteria, though some (nitroimidazoles) work against certain bacteria too.

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Sources & further reading

Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.