The varénicline is a drug which obtained the license of marketing in the USA in the indication help in the stop of the tobacco.
The varénicline,which the chemical structure derives from the cytisine, is an agoniste of the receivers
nicotiniques of the acétylcholine by whom the stimulation, among others effects, increases the liberation of dopamine at the level of certain intellectual structures, what explains at least partially the dependence. it has
the same mechanism of action as the nicotine
The mechanism of action of the varénicline being globally the same that nicotine it will be necessary to estimate its advantages and inconveniences and its price with regard to those some nicotine whose long experience we have.

i hope it works ... for me smoking is more like habite than a disease ...
thnx dear for the great post