For advertising careers, you can do bachelors in mass communication. Or after a general graduation like BCom or BA, you can go for PG courses in Advertising, Media Management, Mass Communication from a reputed Institute in India.
The above courses are the most done courses for a good career in advertising and media.
Doing a good course from a good Institute is a mandatory thing to begin your career in advertising. Advertising is all about being creative, with over all awareness, knowledge about business dynamics, knowledge about people's choices, changing trends, etc.