Nanocarriers have significantly transformed the pharmaceutical field by enhancing the solubility, bioavailability, and targeted delivery of drugs. From liposomes to dendrimers, advancements in nanotechnology continue to facilitate safer and more efficient drug delivery methods. The forthcoming developments include hybrid nanoparticles that integrate polymers with lipid-based systems, smart nanocarriers that release drugs in response to pH or temperature changes, and AI-driven formulation design. The primary challenge remains the translation of laboratory-scale innovations into scalable, regulatory-approved therapies. Nonetheless, the momentum is robust, and the future prospects are promising.