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What is Metronidazole?

Metronidazole is a prescription medication that is used to treat bacterial infections. Metronidazole is an antibiotic medication and can be used to treat bacterial infections in the vagina, liver, skin joints, stomach, brain and respiratory tract.

Make sure to always read the patient information and instructions before using this medication. Always follow your doctor’s directions.

  • Swallow metronidazole whole without crushing or chewing the tablet.
  • Use Flagyl for the full amount of time prescribed even if your symptoms have improved.
  • If you are using Flagyl to treat a vaginal infection, your sexual partner may also need to take this medication even if they do not have symptoms.


Tell your doctor and pharmacist:

  • About your drug and other allergies.
  • If you take any other prescription or over-the-counter medications.
  • Your medical history particularly of liver disease, kidney disease, stomach disease, intestinal disease, Crohn’s disease, Cockayne syndrome, blood cell disorder, nerve disorder or fungal infection.

You should also know:

  • You should not take metronidazole during pregnancy as it can harm an unborn baby.
  • This medication passes into breast milk. Do not breast-feed within 23 hours of taking this medication.

Side Effects of Metronidazole

Common side effects of Metronidazole include but are not limited to:

  • Unpleasant metallic taste.
  • Mouth sores.
  • Nausea or vomiting.
  • Diarrhea.
  • Stomach pain.
  • Loss of appetite.
  • Constipation.
  • Rash or itching.
  • Vaginal itching or discharge.
  • A tongue that is swollen, hairy or red.

Get medical help if you have any of the following side effects of Metronidazole.

  • Headaches.
  • Dizziness.
  • Seizures.
  • Fever.
  • Diarrhea.
  • Feeling irritated or depressed.
  • A numbness, tingling or burning pain in your hands or feet.
  • Problems with coordination.
  • Neck stiffness.
  • Muscle weakness.
  • Trouble swallowing.
  • Red or swollen gums or ulcers or blisters in your mouth.
  • Feeling lightheaded or like you might pass out.
  • Pain behind your eyes.
  • Vision problems, seeing flashes of light or increased sensitivity to light.
  • Trouble speaking or understanding speech.
  • Signs of liver failure including nausea, dark urine, clay-colored stools, jaundice or stomach pain.
  • Symptoms of an allergic reaction such as difficulty breathing, hives or swelling in your face, lips or throat.


What should I do if I miss a dose of Metronidazole?

If you miss a dose of Metronidazole, you should take it as soon as you remember. However, if it is almost time for your next dose, then skip your missed dose.

What is the strength of Metronidazole?

Metronidazole is available in a strength of 250mg.

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March 23, 2023

I am very pleased with RX Connected. My conversations with everyone there has been positive and I really appreciate your quick response if I have a question.

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October 26, 2022

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October 1, 2022

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A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.

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