Nor do the harm reduction experts acknowledge that combination therapy -- using the nicotine gum or patch (or both) combined with, say, Zyban (bupropion) -- can be quite powerful and safe.

• 专家承认联合治疗也没有减少为害，用尼古丁口香糖或补片（或两者）联合，还说安非他酮缓释片(丁氨苯丙酮)，功效可以相当强大而且安全。