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Current FDA-approved NRT products include chewing gum, transdermal patch, nasal sprays, inhalers, and lozenges.
NRTs deliver a controlled dose of nicotine to relieve withdrawal symptoms while the person tries to quit.
It increases the risk of heart disease, which can lead to stroke or heart attack.
Smoking has also been linked to other cancers, leukemia, cataracts, and pneumonia.
Tobacco is a plant grown for its leaves, which are dried and fermented before being put in tobacco products.
Tobacco contains nicotine, an ingredient that can lead to addiction, which is why so many people who use tobacco find it difficult to quit.
Bupropion (Zyban) are two FDA-approved non-nicotine medications that have helped people quit smoking.
They target nicotine receptors in the brain, easing withdrawal symptoms and blocking the effects of nicotine if people start smoking again.
As with drugs such as cocaine and heroin, nicotine increases levels of the chemical messenger , which affects parts of the brain that control reward and pleasure.
Studies suggest that other chemicals in tobacco smoke, such as acetaldehyde, may enhance nicotine’s effects on the brain.
Children exposed to secondhand smoke are at an increased risk of ear infections, severe asthma, lung infections, and death from sudden infant death syndrome.