Boric Acid

**Semantic type:** Pharmacologic Substance

**Definition:** A weakly acidic hydrate of boric oxide with mild antiseptic, antifungal, and antiviral properties. The exact mechanism of action of boric acid is unknown; generally cytotoxic to all cells. It is used in the treatment of yeast infections and cold sores.

**Synonyms:** - BORIC ACID - Orthoboric Acid