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  2. Nicotine - Wikipedia

    en.wikipedia.org/wiki/Nicotine

    Nicotine is a secondary metabolite produced in a variety of plants in the family Solanaceae, most notably in tobacco Nicotiana tabacum, where it can be found at high concentrations of 0.5 to 7.5%. [180] Nicotine is also found in the leaves of other tobacco species, such as Nicotiana rustica (in amounts of 2–14%).

  3. Nicotine poisoning - Wikipedia

    en.wikipedia.org/wiki/Nicotine_poisoning

    The LD 50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5–1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children. [19] [20] However the widely used human LD 50 estimate of 0.5–1.0 mg/kg was questioned in a 2013 review, in light of several documented cases of humans surviving much higher doses; the 2013 review suggests that the lower limit causing fatal ...

  4. Health effects of tobacco - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_tobacco

    Nicotine is a highly addictive psychoactive chemical. When tobacco is smoked, most of the nicotine is pyrolyzed; a dose sufficient to cause mild somatic dependency and mild to strong psychological dependency remains. The amount of nicotine absorbed by the body from smoking depends on many factors, including the type of tobacco, whether the ...

  5. US Supreme Court rejects tobacco firms' appeal over graphic ...

    www.aol.com/news/us-supreme-court-sidesteps...

    WASHINGTON (Reuters) -The U.S. Supreme Court declined on Monday to decide whether federally mandated warnings on cigarette packs that graphically illustrate the health risks of smoking violate the ...

  6. Health effects of electronic cigarettes - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of...

    The Therapeutic Goods Administration (TGA) of Australia has stated that, "Some overseas studies suggest that electronic cigarettes containing nicotine may be dangerous, delivering unreliable doses of nicotine (above or below the stated quantity), or containing toxic chemicals or carcinogens, or leaking nicotine. Leaked nicotine is a poisoning ...

  7. Zyn nicotine pouches are flying off shelves. Critics say they ...

    www.aol.com/zyn-nicotine-pouches-selling...

    A can of Zyn costs about $5 for about 15 pouches (in a variety of flavors) that contain various amounts of nicotine and are absorbed in a person’s gum and lip over an hour, then spit out.

  8. Think You're Too Old to Stop Smoking? Here Are My Tips for ...

    www.aol.com/think-youre-too-old-stop-165700303.html

    Nicotine is a drug that can cause symptoms when no longer used, until it is out of your system. ... Combining NRTs can also increase quit-success rates by up to 25% compared to using them alone ...

  9. Smoking cessation - Wikipedia

    en.wikipedia.org/wiki/Smoking_cessation

    There is weak evidence that adding mecamylamine to nicotine is more effective than nicotine alone. [40] Antidepressants: The antidepressant bupropion is considered a first-line medication for smoking cessation and has been shown in many studies to increase long-term success rates. Although bupropion increases the risk of getting adverse events ...