Which of the following is topical with high concentration?
Which of the following is topical with high concentration? Correct Answer Benzocaine
Used mainly as topical, due to its poor water solubility, and because of its low toxicity, it can be used in concentration up to 20%. Hydrolysed rapidly by plasma esterase to p-aminobenzoic acid accounting for its low toxicity. Lignocaine is an amide-type drug. It is highly lipophilic and rapidly absorbed.