While the Food and Drug Administration (FDA) has approved nicotine gum to help users quit smoking, many people wonder about its potential side effects. Nicotine gum is FDA-approved, and it’s ...

GlaxoSmithKline, marketers of Nicorette, advises people to "stop using the nicotine gum at the end of 12 weeks," and to talk to a doctor if you "still feel the need" to use it. But that guideline ...