Metronidazole vaginal gel is a prescription medication used to treat an infection of the vagina called bacterial vaginosis. It comes as prefilled vaginal applicators that are good for one-time use. Your dosing and length of treatment for metronidazole vaginal gel depend on your condition and what brand of metronidazole vaginal gel you're using. But typically, treatment lasts around 5 days.
Metronidazole vaginal gel is a nitroimidazole antibiotic. It works by damaging the DNA in bacteria and stopping the growth of bacteria in the vagina.
The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Generic metronidazole vaginal gel:
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Less common
Cramps
dizziness or lightheadedness
dryness of the mouth
feeling of a furry tongue
headache
loss of appetite
metallic taste or other change in taste sensation
mild skin dryness and burning
skin irritation
temporary skin redness
vomiting
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
Bacterial vaginosis, or BV, is an infection in the vagina. It happens when there's too much of certain bacteria in the vagina. While the cause of BV isn't fully clear, it's most common in sexually active females 15 to 44 years old. Many females don't have symptoms. But when they do, symptoms of BV include a white or gray vaginal discharge, a strong fish-like odor, or itching, burning, or pain in the vagina. If you have any of these symptoms, contact your provider so you can get the appropriate treatment.
Depending on the brand, vaginal discharge can be a possible side effect of metronidazole vaginal gel. It should go away soon after completing a full course of treatment. If it doesn't, let your provider know. They can make sure you don't have a vaginal yeast infection, which is another side effect of metronidazole vaginal gel.
Metronidazole vaginal gel is available as two brands (Nuvessa and Vandazole) and a generic. Vandazole and generic metronidazole vaginal gel are both the same strength (0.75%) and typically used every night at bedtime (or sometimes twice a day, if using the generic) for about 5 days. Nuvessa vaginal gel is available in a higher strength (1.3%) and only needs to be used once at bedtime as a one-time dose. All three products can be used to treat bacterial vaginosis. But Nuvessa is approved in females 12 years and older, while Vandazole can be used by all females who've already started their periods.
The manufacturers of metronidazole vaginal gel recommend not to have sex while you're using it. Additionally, don't use tampons, douches, or other vaginal products during your treatment.
Drinking alcohol or using topical products that contain alcohol while you're using metronidazole vaginal gel might result in throbbing in the head and neck, irregular heart beat, sweating, nausea, and vomiting. This reaction seems to be more of a concern with oral (by mouth) forms of metronidazole, but the manufacturers still recommend to avoid alcohol since the risk is still there. Ask your provider when it's safe to have a drink after your treatment with metronidazole vaginal gel, since this will depend on the brand you're using. But typically, your provider will recommend might need to wait 1 to 3 days after you finish treatment before having a drink.
Metronidazole vaginal gel can cause some serious health issues. This risk may be even higher for certain groups. If this worries you, talk to your doctor or pharmacist about other options.
Using metronidazole vaginal gel can raise your risk for vaginal yeast infections. This is because the medication can also affect the good bacteria in your vagina that usually keep fungi from overgrowing. When fungi overgrow in your vagina, it can sometimes result in a yeast infection. There are many different over-the-counter and prescription treatments available for vaginal yeast infections. Let your provider know if you have redness, pain, or burning around your vagina, or if you have thick, white vaginal discharge. These could be signs of a vaginal yeast infection, and you might need treatment for it.
Certain nervous system problems (e.g. seizures, numbness and tingling of the hands and feet, damage to the eye) have been reported in people who use oral or intravenous (IV) metronidazole. Let your provider know if you have a history of nervous system problems before using metronidazole vaginal gel.
Animal studies show that there's a link between oral metronidazole and cancer. There hasn't been any cancer studies with metronidazole vaginal gel, but keep in mind that it gets absorbed much less in your body compared to the oral version of this medication. Make sure you use metronidazole vaginal gel exactly as prescribed to you. If you have concerns about the possible risk of cancer, speak with your provider.
| Dosage | Quantity | Price as low as | Price per unit |
|---|---|---|---|
| 70g of 0.75% gel | 1 package | $22.53 | $22.53 |
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.
Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.
Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Contraindications are specific health conditions or situations in which a person should not take a medication due to safety concerns. If you have any of the following conditions or if any of the following apply to you, let your healthcare provider know because Metronidazole vaginal gel will not be safe for you to take.