Sugar free Helps you stop smoking For smokers of more than 30 a day Extra strength gum Nicotine Nicotinell mint flavour gum is an aid to combat the withdrawal symptoms caused by giving up smoking. Which gum do I need? Nicotinell 4mg medicated chewing gum is for smokers smoking more than 30 cigarettes per day. It can also be used by smokers smoking between 20 and 30 cigarettes per day depending on your preference. If you smoke less than 20 cigarettes per day you should use Nicotinell 2mg medicated chewing gum. Antismoking Mint flavoured coated gums containing 2mg or 4mg nicotine