This article is from the Stop Smoking FAQ, by 70424.57@compuserve.com with numerous contributions by others.
Physical withdrawal symptoms last anywhere from between 48 hours to two
weeks. This can vary from person to person depending on the amount that you
smoked and your physical and psychological make up. Many in the group have
found the physical effects typically last between 3 to 7 days.
Unfortunately, you will probably not arise on the 15th day after stubbing
out your last fag to find yourself completely disinterested in nicotine.
Even once the drug is out of your system, you will have desires to smoke
which will feel very much like withdrawal symptoms. They are not. Know that
your mind is playing tricks, and fight the urge!
 
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