The story of Viagra and its influence on the pharmaceutical sector presents a challenging question regarding its continued attractiveness as an investment. Initially a blockbuster success, generating vast revenues, generic competition has significantly eroded earnings . While established pharmaceutical firms hold patents on related therapies and in

The trajectory of companies tied to iconic drugs like Viagra presents a complex investment landscape . While the initial boom of copyright, fueled by Viagra's extraordinary popularity, generated substantial returns, the patent expiration in key territories has introduced considerable volatility. Investors are now grappling with the impact of generi