Gradual tapering of smoking is best option to deal with withdrawls.
You can try (if you are facing difficulty in tapering) nicotine containing chewing gum or tabs( but these are addictive too).
Make a written plan to taper smoking.
like if you smoke 10 cigarettes a day then on
day 1 10 c (c=cigarette)
day 2 8 c
day 3 9 c
day 4 7c
day 5 8 c
and so on.
Determination is the key to success of this plan
think positive be morivated
I have seen one patient (age 60 )with 40 years of active smoking history, quitting in a single day ( withdrawls are in mind).
Next Steps
Make a written plan to quit smoking.
Read about hazards of smoking which may stop you from smoking. They are enough to scare you of smoking.
Health Tips
Exercise, do yoga, meditation which will help you deal withdrawls.