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According to his brother, "He's got no history of depression and was never the sort of person you would see feeling sorry for himself." November 20, 2007 - The FDA announces that it "has received reports of suicidal thoughts and aggressive and erratic behavior in patients who have taken Chantix." It reports that "preliminary assessment reveals that many of the cases reflect new-onset of depressed mood, suicidal ideation, and changes in emotion and behavior within days to weeks of initiating Chantix treatment" and that as soon as its "analysis is completed, FDA will communicate its conclusions and recommendations to the public." My question regarding the FDA's 11/20/07 announcement is who actually wrote it, the FDA or Pfizer, and whose interests are being protected, Pfizer's or the consumer's

TFL has conducted research on these topics and made it available here

Notice that with income elasticity of demand and cross price elasticity of demand we are primarily concerned with whether the measured value of these elasticities is positive or negative

Did Vaping Stop the Downward Trend in Adolescent Smoking