Volume-2 ,Issue-1, January-2026

A drug’s journey from discovery to market is a complicated, multi-phase process that combines scientific innovation, stringent testing, regulatory supervision, and strategic commercialization. Drug discovery has been revolutionized by developments in molecular biology, computational techniques, and high-throughput screening, enabling the identification of new targets, rational design of lead molecules, and optimization of pharmacokinetic and pharmacodynamic features. While formulation techniques and manufacturing advancements, such as nanotechnology and innovative drug delivery systems, improve bioavailability and patient compliance, preclinical studies, including in vitro and in vivo evaluations, guarantee efficacy and safety prior to human trials. Under the direction of international regulatory frameworks and intellectual property safeguards, clinical development advances through stepwise trials to assess safety, efficacy, and practical consequences. The availability and commercial success of treatments are influenced by market strategies, such as pricing, access, marketing, and generic management. Emerging developments including precision medicine, pharmacogenomics, gene and RNA medicines, biologics, and AI-driven drug discovery are enabling targeted and individualized treatments. This study highlights the integration of scientific, regulatory, and commercial perspectives to produce safe and effective therapies by summarizing existing practices, important case studies, and future directions.

Keyword: Drug discovery, Drug development, Pharmaceutical formulation, Clinical trials, Regulatory approval, Personalized medicine