Your doctor can give you a prescription to take to your pharmacy to have capsules made. When you go to your doctor, be ready to discuss the history of your symptoms and how they have evolved, including how many yeast infections you’ve had in the past and what is similar and different this time.

It will help to tell them what you intend to use it for, so they don’t think you’re trying to poison someone! Boric acid is also used to kill rats.

If you’re using a reusable applicator, clean it as directed by the manufacturer. Otherwise, throw it away. If it’s hard for you to insert the suppository while lying down, try standing with one foot propped up on the edge of the bathtub or a chair. It’s normal to have some discharge when using suppositories. Wear a panty liner to bed to avoid staining your underwear.

The first time you use this method, it’s best to consult with your doctor or OB/GYN.

You can alternate using lactobacillus acidophilus suppositories during the day and boric acid at night. [3] X Research source

If the powder contacts your skin (other than inside your vagina where it’s meant to dissolve), wash the area thoroughly. [6] X Research source

If someone else accidentally swallows it, be prepared with the following information when you call for emergency services: The person’s age, weight, and condition (awake/unconscious/vomiting, etc. ), how much was swallowed, and what time it was swallowed. [9] X Research source In the United States, call 1-800-222-1222 to speak with the poison control center for further tips while waiting for emergency services.

Boric acid powder should be readily available at most convenience stores such as Walmart, CVS, and Rite Aid. If you cannot find it, a pharmacist can probably order it for you. [10] X Research source Look for empty gel capsules at local stores and pharmacies like Walmart, a vitamin or health food store, or order them online. You may also want to wear latex or rubber gloves, as boric acid can irritate the skin.

A capsule should contain around 600mg of boric acid. Fill the capsule with as much powder as it will hold.

Do not store them in the refrigerator.