Benzocaine, Butamben, and Tetracaine Hydrochloride Topical Solution

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DEFINITION

Benzocaine, Butamben, and Tetracaine Hydrochloride Topical Solution contains NLT 90.0% and NMT 110.0% of the labeled amount of benzocaine (C₉H₁₁NO₂), butamben (C₁₁H₁₅NO₂), and tetracaine hydrochloride (C₁₅H₂₄N₂O₂·HCl).

USP REFERENCE STANDARDS FOR PURCHASE

USP Benzocaine RS
USP Butamben RS
USP Ethyl 4-Nitrobenzoate RS
USP Tetracaine Hydrochloride RS

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