Drug Name Viscous lidocaine -- Topical anesthetic. Decreases permeability to sodium ions in neuronal membranes and results in inhibition of depolarization, blocking transmission of nerve impulses.

• 药名：粘性利多卡因局部麻醉减少神经元膜对钠离子的渗透，导致去极化的抑制，阻止神经冲动的传导。