Welcome to the intriguing realm of neuropharmacology, where the intricate dance between drugs and the nervous system unfolds. This book is a culmination of our collective passion and dedication to unraveling the mysteries of how various substances influence the delicate balance of neural activity. Neuropharmacology is a field that bridges the gap between chemistry and biology, offering profound insights into the mechanisms underlying both the therapeutic effects and potential harms of drugs. With each passing day, our understanding of the nervous system deepens, unveiling new avenues for therapeutic intervention and raising critical questions about the risks associated with drug use. In this comprehensive volume, Dr. Danish Iqbal, Ms. Komal Kriti, Dr. Sunakshi Sharma, and Patel Mineshkumar Ashvinkumar embark on a journey through the vast landscape of neuropharmacology. Drawing upon the latest research findings and clinical perspectives, we explore the multifaceted effects of drugs on the nervous system, from their molecular interactions to their behavioral outcomes. Throughout these pages, readers will discover the mechanisms by which drugs modulate neurotransmitter systems, alter synaptic transmission, and ultimately shape neural circuitry. We delve into the pharmacokinetics and pharmacodynamics of various drug classes, shedding light on their absorption, distribution, metabolism, and excretion, as well as their mechanisms of action and physiological effects. Moreover, this book examines the therapeutic applications of neuropharmacology, from the management of psychiatric disorders to the treatment of neurological conditions. We discuss the development and clinical use of psychoactive drugs, analgesics, anesthetics, anticonvulsants, and other agents that target the nervous system, highlighting both their benefits and limitations.