Phenylephrine is widely used in a variety of over-the-counter flu and cold medicines, including popular products such as Benadryl, Advil, and Tylenol. It is also an ingredient in nasal sprays to treat ...

Benadryl's (the leading OTC Cough-Syrup) market-share was stagnant in competitive markets (Maharashtra, Uttar-Pradesh) despite continuous investment. Consumers in ...