5 Things You Need to Know About Metronidazole

1. Antibiotic With A Punch

Metronidazole, a powerful antibiotic, kills anaerobic bacteria, which is bacteria that live without oxygen. For this reason metronidazole is the drug of choice for fighting infections that develop inside the body in such organs as the stomach and the intestines. It can also be used to treat vaginal infections or skin problems. If you get a prescription for this antibiotic remember that Metronidazole is the generic form of the drug.

2. Fighter on Many Fronts

Metronidazole combats an array of other germs, bugs and maladies that harm the human body. These include parasitic infections like Giardia, amoebic dysentery and amoebic liver abscesses. Sexual partners of women with vaginal trichomonas take Metronidazole because it can knock out the infection in people who have it even if they don't experience symptoms. Metronidazole also plays an anti-inflammatory role in the treatment of Crohn's disease and inflammatory bowel disorders like irritable bowel syndrome.

3. Isn't for Everyone

Pregnant women in their first trimester, when the fetus is forming, can't take Metronidazole. It passes from a woman's body into breast milk so is not recommended for nursing mothers either. Caution must be exercised if the drug is being considered for use by individuals who have bowel disorders, liver or kidney disease. Metronidazole, like other antibiotics, can kill beneficial bacteria in the bowel and worsen certain types of intestinal problems. The liver and kidneys filter foreign substances such as medications out of the body, and if these organs are not working properly the drugs can reach harmful levels. Be certain your doctor knows your full medical history so he makes the most informed decisions about your medications and related treatments.

4. Not a Good Mixer

Avoid drinking alcohol while taking Metronidazole and for 7 days after stopping the prescribed course of drug treatment. Combining this potent antibiotic with alcoholic beverages can cause nausea, vomiting, abdominal cramps, headaches or worse. You should also not take it with drugs like antibuse. Metronidazole should not be mixed with seizure medications, blood thinners, lithium, carbamazapine or amprenavir. Double check with your doctor regarding the prescription and over-the-counter drugs you take if he is considering prescribing Metronidazole for you.

5. Watch Out for Side Effects

Like any antibiotic, Metronidazole comes with potential side effects. Minor side effects can include an upset stomach, headache, rash or metallic taste in your mouth. In rare cases seizures can occur. Tell your doctor immediately if you develop any bothersome side effects. Metronidazole can also increase your sensitivity to sunlight, so make sure to wear sunscreen and protective clothing if you have to be out in the sun while taking the drug.

Last updated on: Nov 18, 2009

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