Every quitter has their own "why," their own dream or goal that makes quitting worth the challenge. Nicorette® can help give you what you need to succeed - products, support, and a community committed to helping you quit. Nicotine gum is chewing gum specially formulated with nicotine to help you kick your smoking habit one craving at a time. It's a form of nicotine replacement that's available in 2 mg and 4 mg for effective craving relief. A prescription is not required for nicotine gum.