Nicotine is available in over-the-counter (OTC) medicines that reduce withdrawal symptoms associated with quitting smoking, including nicotine craving. It may be written as nicotine or nicotine polacrilex, which are different forms of the same basic ingredient. Nicotine and nicotine polacrilex are approved by the U.S. Food and Drug Administration (FDA) and are safe when used as directed. […]

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