Just started 1 week ago, I have anxiety and trouble sleeping, when will this go away after 24 years of smoking. ## There's really no precise time frame that anyone can give you, a lot of it depends on you, both your body and how much you mentally stress over it. Learn more Habitrol details here. The best suggestions I can give you are to distract yourself and try some gum or mints. Have you joined a stop smoking support group? That often makes it much easier.