Drug discovery and development involve a complex and rigorous process that bridges scientific innovation and clinical application. The journey begins with the identification of novel drug targets, followed by the screening of potential compounds that could interact with these targets. Advances in high-throughput screening, computational modeling, and synthetic biology have significantly accelerated this phase. Once promising compounds are identified, they undergo preclinical testing, where efficacy, toxicity, and pharmacokinetics are carefully evaluated. The subsequent clinical trials phase further refines drug candidates, ensuring safety and effectiveness in human populations. Innovations in drug delivery systems are playing a crucial role in enhancing the bioavailability and precision of treatments. As the pharmaceutical landscape evolves, drug discovery and development continue to benefit from new technologies and interdisciplinary collaboration, paving the way for breakthrough therapies.