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Benzocaine hydrochloride is a salt form of benzocaine, a local anesthetic commonly used to temporarily numb or relieve pain and itching on the skin or mucous membranes. Here are some important points about benzocaine hydrochloride:

Local Anesthetic: Benzocaine hydrochloride is a local anesthetic, similar to benzocaine. It works by blocking nerve signals in the area where it is applied, providing temporary numbness and pain relief.

Uses: Benzocaine hydrochloride is used for similar purposes as benzocaine. It is commonly found in over-the-counter products such as creams, gels, sprays, and lozenges. It is used to temporarily relieve pain and itching associated with minor skin irritations, sunburn, insect bites, minor cuts, burns, and cold sores. It can also be used to numb the gums and mouth for teething pain or mouth sores.

Hydrochloride Salt: Benzocaine hydrochloride is the hydrochloride salt form of benzocaine. The addition of hydrochloride increases the solubility of benzocaine, making it more suitable for certain formulations and applications.

Precautions and Safety: Benzocaine hydrochloride should be used as directed and in accordance with the instructions on the product label. It is important to avoid exceeding the recommended dosage and to avoid applying it to large areas of broken skin. As with benzocaine, allergic reactions to benzocaine hydrochloride are possible, and if any allergic reactions occur, the use of the product should be discontinued, and medical attention should be sought immediately.

Risks and Side Effects: Benzocaine hydrochloride can cause side effects similar to benzocaine, including skin irritation, redness, or allergic reactions. It should not be used by individuals with a known allergy to benzocaine or related local anesthetics.

Use in Infants: Benzocaine hydrochloride-containing products should not be used on infants under the age of 2 years without consulting a healthcare professional. Benzocaine use in this age group has been associated with a rare but serious condition called methemoglobinemia, which affects the ability of red blood cells to carry oxygen.