How And When To Take Or Use Metronidazole - NHS

If you take or use too much metronidazole

Taking an extra dose of metronidazole tablets, liquid or suppositories is unlikely to harm you or your child.

If you put on too much cream or gel, it's unlikely to harm you. Wipe off any extra cream with a clean tissue or wash it off with warm water.

If you use too much vaginal gel it's unlikely to harm you.

Talk to your pharmacist or doctor if you're worried.

Urgent advice: Contact 111 for advice now if:

  • you or your child take more than 1 extra dose of metronidazole tablets, liquid or suppositories and have any new symptoms
  • you or your child swallow a lot of metronidazole cream or gel

Call 111 or get help from 111 online. Call 111 if you're asking about a child under 5 years old.

Information:

If you need to go to A&E, do not drive. Ask someone to drive you or call 999 and ask for an ambulance.

Bring the metronidazole packet or leaflet inside it, any remaining medicine, and any other medicines you take.

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