Integrate the three legal cases faced by any of the pharmaceutical companies into a broader analysis of regulatory affairs topics focusing on the topic "The regulation of tobacco, including advertising and promotion". It shall be of minimum 16 pages and the paper shall have Introduction, understanding regulation of tobacco, including advertising and promotion and statistics in USA, Pros and Cons of regulation of tobacco, including advertising and promotion, navigating regulatory land scape: Current laws, Regulations and guidance to use the regulation of tobacco, including advertising and promotion. Mention the Violations of the regulation of tobacco, including advertising and promotion by any of the three pharmaceutical companies!