The present invention is directed to novel codrugs comprising bupropion or hydroxybupropion and an opioid antagonist or an opioid agonist joined together by chemical bonding. The codrugs provide a significant increase in the transdermal flux across human skin, as compared to the basic opioid antagonist or opioid agonist.
本发明涉及新颖的共药物,包括由
化学键连接的丁丙诺啡或羟基丁丙诺啡与阿片类
拮抗剂或阿片类激动剂。与基本的阿片类
拮抗剂或阿片类激动剂相比,这些共药物在人类皮肤上的透皮通量有显著提高。