Yeah they do among my friends but not me...I think that's one of those kind of myths that becomes so ingrained it does actually provoke that reaction, if you get me. Can't think of any chemical reason for nicotine to increase sedative effects in opiates...
Last night i was dubbed "Nod-out Queen" by my fiance and his friend, Needless to say it was a wonderful evening and not just becuz i was Queen LOL!!