The absorption of tetracaineanisodamine by skin could cause analgesic effect obviously and could be used to alleviate the pain of the patients during venipuncture.

• 提示：局麻药丁卡因山莨菪碱经皮吸收对神经末梢(特别终末小体)有明显的镇痛效果，可减轻静脉穿刺时病人的痛苦。