Boric acid is a boron compound that has been used as a home remedy for vaginal infections, including yeast infections and bacterial vaginosis (BV), for more than 100 years. It is found in a wide variety of products, including lotions, powders, and astringents.

There is no clinical evidence that boric acid can treat how many boric acid suppositories for bv on its own. But it can be used in combination with antibiotics to help cure BV and prevent recurrences of the infection.

A randomized study of women with BV showed that a treatment of 600 mg of boric acid in addition to an antibiotic reduced symptoms in 92 percent of participants. This was compared with the standard treatment of 500 mg of nitroimidazole, which resulted in an 80 percent cure rate after one month of use.

How to Use Boric Acid Suppositories for BV: Dosage and Administration Tips

Some social media influencers have recommended that you replace an over-the-counter yeast infection treatment with a capsule of boric acid, placed inside a suppository. If you are considering this as a way to treat your recurring BV, talk to your gynecologist first.

You should also be aware that boric acid is toxic if it is ingested, so avoid using these capsules if you are pregnant or have ever been pregnant. It is also not safe to use if you have a history of high blood pressure, a heart condition, or are under a strong anesthetic such as sedatives.

A suppository is a convenient and simple way to use boric acid. Fill the applicator with the capsule and insert it as far as it will comfortably go into your vagina using your fingers or an applicator.