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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%. [ 181] Nicotine is also found in the leaves of other tobacco species, such as Nicotiana rustica (in amounts of 2–14%).
nicorette .com. Nicorette is the brand name of a number of products for nicotine replacement therapy (NRT) that contain nicotine polacrilex. Developed in the late 1970s in Sweden by AB Leo [ sv] in the form of a chewing gum, Nicorette was the first nicotine replacement product on the market. [ 1]
Nicotine replacement therapy ( NRT) is a medically approved way to treat people with tobacco use disorder by taking nicotine through means other than tobacco. [ 6] It is used to help with quitting smoking or stopping chewing tobacco. [ 1][ 7] It increases the chance of quitting tobacco smoking by about 55%. [ 8]
As reporters turned to leave, the cashier handed over a printed flier with a coupon for mushroom products: “Use this and you can get $5 off your next purchase.”
By 2000, consumption had fallen to 2,092 per capita, corresponding to about 30% of men and 22% of women smoking more than 100 cigarettes per year, and by 2006 per capita consumption had declined to 1,691; [28] implying that about 21% of the population smoked 100 cigarettes or more per year.
Nicotine gum is a chewing gum containing a small dose of nicotine polacrilex. [ 1] It is classified as a short-acting (also called fast-acting) form of NRT because it relieves the cravings and symptoms that occur with smoking cessation more quickly than a long-acting NRT ( i.e., the nicotine patch). It can be used alone or in conjunction with ...
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 ...
AL 288-1, commonly known as Lucy or Dinkʼinesh ( Amharic: ድንቅ ነሽ, lit. 'you are marvellous'), is a collection of several hundred pieces of fossilized bone comprising 40 percent of the skeleton of a female of the hominin species Australopithecus afarensis. It was discovered in 1974 in Ethiopia, at Hadar, a site in the Awash Valley of ...