Benzocaine is a local anesthetic found in gels, lozenges and sprays. It’s often used orally to treat conditions like toothaches, sore throats, canker sores and gum discomfort. As a topical application, it can help alleviate pain associated with minor skin issues, including sunburns and insect bites. Benzocaine belongs to a group of medicines known as topical local anesthetics. It deadens the nerve endings in the skin. This medicine does not cause unconsciousness like general anesthetics do when used for surgery. Benzocaine is a common topical anesthetic found in many OTC products. Learn how it works, how long it lasts, and key safety concerns to know before using it. Benzocaine is a local anesthetic (numbing medication). It works by blocking nerve signals in your body. Benzocaine topical is used to reduce pain or discomfort caused by minor skin irritations, sore throat, sunburn, vaginal or rectal irritation, ingrown toenails, hemorrhoids, and many other sources of minor pain on a surface of the body. Description Benzocaine is used to relieve pain and irritation caused by sore throat, sore mouth, or canker sores. This medicine is available without a prescription. Your doctor may have special instructions on the proper use and dose for your medical problem. Benzocaine (EENT) reference guide for safe and effective use from the American Society of Health-System Pharmacists (AHFS DI). Benzocaine is a commercially available local anesthetic belonging to the amino ester class that is used in a variety of settings, including dental procedures, preparation for infiltrative anesthesia, and minor traumas. Benzocaine - cas 94-09-7, synthesis, structure, density, melting point, boiling point Benzocaine | C9H11NO2 | CID 2337 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. Benzocaine, sold under the brand name Orajel amongst others, is a local anesthetic, belonging to the amino ester drug class, commonly used as a topical painkiller or in cough drops.