Nicorette Cools 4mg Lozenge contains Nicotine. Stop smoking Aid. Requires willpower. Always read the label. Use: This product strength is suitable for those smoking more than 20 cigarettes a day. Nicorette cools 4mg lozenge is used to relieve/and or prevent withdrawal symptoms and reduce the cravings you get when you try to stop smoking or when cutting down the number of cigarettes you smoke. It provides a safer alternative to smoking for both the individual and those around them. Ideally you should aim to stop smoking. However, Nicorette cools 4mg lozenge can be used in a number of ways, either to completely replace all your cigarettes, or if you do not feel ready to stop smoking completely, to replace certain cigarettes and therefore help you cut down the number of cigarettes you smoke. It may also help increase your motivation to quit.