The legacy of Viagra and its impact on the pharmaceutical sector presents a complex question regarding its continued viability as an investment. Initially a phenomenal success, generating vast revenues, generic competition has substantially eroded profit margins . While leading pharmaceutical firms continue patents on related therapies and investig

The trajectory of companies tied to flagship drugs like Viagra presents a complex investment landscape . While the initial rise of copyright, fueled by Viagra's remarkable popularity, generated substantial profits , the patent expiration in key markets has introduced significant volatility. Investors are now facing the consequences of generic compe