Nicotine Essay - 4379 Words

Nicotine Cigarette smoking has been known for years to impair health of smokers and nonsmokers exposed to smoke in various ways such as by damaging the lungs and circulatory system. Nicotine, present in mainstream and sidestream smoke, is believed to be one of the most toxic components of tobacco. In 1994, David Kessler, commissioner of the FDA, launched an attack on tobacco companies, claiming they deliberately increased nicotine levels in cigarettes. Nicotine has been shown in various experiments to induce tolerance in smokers by its effects on the CNS and dopaminergic receptors. David Kessler believes nicotine to be addictive and desires the FDA to regulate nicotine as any drug such as cocaine. If the agency can prove that nicotine†¦show more content†¦Cleavage of the 2 N or 5 bond yields NNK. These nitrosamines are among the most toxic and are present in both mainstream and sidestream smoke. (F2) They are converted to unstable electrophiles that react with DNA to form mutations w hich can lead to cancer. More than 300 nitrosamines have been shown to be carcinogenic in one or more of 40 animal species. (F3) It has been shown that a smoker has a greater chance of endogenously forming nitrosamines than a nonsmoker. (F4) ADDICTIVE EFFECTS OF NICOTINE AND TOLERANCE TO NICOTINE There is much experimental evidence that nicotine is an addictive drug and that it causes a level of tolerance in lab animals and humans, through its effect on the CNS. For a drug to produce dependence, it must rapidly enter in to the blood steam, must be psychoactive, must readily cross the blood brain barrier and the psychosomatic effects must be related to levels of drug in the brain. All of the above is true for nicotine. Tolerance is when, after repeated doses, a given dose of aShow MoreRelated Nicotine Essay809 Words   |  4 Pagestoday, Nicotine is one of the most frequently used addictive drugs. The impact it has on society is like no other. It is one of more than 4,000 chemicals found in the smoke of tobacco products such as cigarettes, cigars, and pipes. This addictive drug is the primary component in tobacco that acts on the brain. nbsp;nbsp;nbsp;nbsp;nbsp;Tobacco can be found two ways, it can be dried brown leaves of various sizes or it can be a grown form of tobacco. When extracted from the leaves, nicotine is colorlessRead MoreExtract Nicotine From Tobacco Samples And Calculate The Amount Of Nicotine1247 Words   |  5 Pagesdissolve in the solvent. The purpose of this experiment is to extract nicotine from tobacco samples and calculate the amount of nicotine in it. In this experiment, nicotine will be the substance we want to get, and dichloromethane will be the solvent. Through several cycles of extraction, nicotine was able to dissolve in the solvent which makes the color of liquid in the extractor to fade. The solvent was later on evaporated, and nicotine was obtained. Only a little amount of solvent will be used in thisRead MoreThe Effects Of Nicotine Dependence On Adolescents936 Words   |  4 PagesHypothesis: In the study it was hypothesized that as the nicotine dependence progresses it would lead to low positivity in the mood, high negativity in the mood, and higher mood variability. The study also observed whether nicotine dependence in a person changes after increasing the frequency of the person smoking during the course of the study. Methods: a. Participants In the study, the participants who were recruited were from the SECASP project. The study was a longitudinal study based on examiningRead MoreCigarettes And Other Nicotine Products884 Words   |  4 PagesMikhaylovich Group topic: Cigarettes and Other Nicotine Products In today’s session, group members were to learn the physiological and neurological effects of using nicotine and tobacco. The importance of quitting smoking and the methods of cessation were discussed. PO was on time and minimally engaged in the discussion. PO showed no interested in today’s topic as evidenced by only answering questions when prompted. PO completed the weekly treatment progress, reported having attended one soberRead MoreEffects Of Alcohol And Nicotine On Drugs1589 Words   |  7 Pagesis lit, more chemicals are released. Nicotine is the major ingredient in tobacco products which contributes to dependence. Once absorbed, nicotine travels to the adrenal glands via the blood stream which results in the release of epinephrine. Epinephrine in turn stimulates the central nervous system, causing an increase of blood pressure, heart rate and respiration (National Institute on drug abuse). In addition to altering the levels of epinephrine, nicotine also af fects dopamine levels. BehavioralRead MoreThe Addiction Of Tobacco, Nicotine, And Smoking1492 Words   |  6 PagesThe addiction to tobacco, nicotine, and smoking is something the humans have embraced and battled since the early 1800’s. With more and more people falling into the habit and becoming addicted, many detrimental health effects on the body caused people to question what was going on and what was causing these negative reactions in the body. Soon enough, the healthy and â€Å"cool† cigarettes that everyone was smoking became the face of lung cancer, cardiovascular disease, birth defects, and many other deadlyRead MoreElectronic Nicotine Delivery Systems Industry Essay1609 Words   |  7 PagesThe UK has seen a rapid growth in the Electronic Nicotine Delivery Systems industry, which consists of several devices including e-cigarettes. The question of their safety and supply arises with more concern in the pharmacy sector as they become increasingly popular. In today’s generat ion, pharmacists face a tough challenge to balances their roles as healthcare professionals and as successful retailers in order to survive against their competitors. The Royal Pharmaceutical Society has maintainedRead MoreFda Regulations : Nicotine Exposure Warnings And Child Resistant Packaging For Liquid Nicotine1664 Words   |  7 Pages Week 2 Assignment Proposed Regulations: Nicotine Exposure Warnings and Child-Resistant Packaging for Liquid Nicotine, Nicotine-Containing ELiquid (s), and Other Tobacco Products Hope Baruffa Professor Bowman Keller University 13 September 2015 The proposed rule, Nicotine Exposure Warnings and Child-Resistant Packaging for Liquid Nicotine, Nicotine-Containing ELiquid (s), and other Tobacco Products, is of great interest due to the fact that as a smoker andRead MoreNicotine Addiction: The Effects On The Body Essay1165 Words   |  5 PagesA Tobacco plant is made up of approximately 5 percent of nicotine by weight. There are two categories of tobacco products cigarettes and smokeless tobacco. Nicotine has many effects on the body but the effect it has on the brain is responsible for the so called â€Å"good feeling† that is behind the addiction. Nicotine is considered to be addictive because of the psychological and physiological effects on a person. The Center for the Advancement of Health published the results of a study on teenagerRead MoreAnalysis On Reduced Nicotine Content For Cigarettes1171 Words   |  5 PagesKatherine Kim Health Psychology Paper Option A November 18, 2015 Analysis on Reduced-Nicotine Content for Cigarettes Smoking is a major problem concerning public health. It comes with many side effects that affect not only the smoker, but also victims of secondhand smoke and even thirdhand smoke. Smoking is the leading cause of preventable death worldwide that affects at least 6 million people a year. Previous research has shown that smokers die an average of 15 years earlier than non-smokers. Eric