DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
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Champix smoking cessation drug. Tablet of varenicline, marketed under the name Champix. This drug is used to help people quit smoking by treating their nicotine addiction. It works by stimulating nicotine receptors in the brain less than nicotine itself. This reduces cravings and reduces the pleasurable effects of tobacco smoking.
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