The Indigenous Drugs of India by Kanny Lall Dey is a seminal work first published in 1867, offering a comprehensive examination of over one hundred medicinal substances commonly found in British India during the 19th century. This compilation serves as a valuable resource for understanding the diverse range of indigenous drugs utilized in traditional Indian medicine.​

The book meticulously details various substances, including plants, minerals, and animal products, highlighting their local names, botanical classifications, and medicinal applications. Entries cover a wide spectrum of remedies, such as cannabis, datura, honey, niter, and arsenic, providing insights into their therapeutic uses and cultural significance. By documenting these substances, Dey contributes to the preservation and understanding of India’s rich pharmacological heritage.​

In addition to its botanical focus, the work delves into the preparation methods and administration of these drugs, offering practical knowledge for practitioners of the time. This aspect underscores the integration of indigenous knowledge with medical practices, reflecting a holistic approach to health and healing prevalent in Indian society.​

The Indigenous Drugs of India stands as a testament to the depth and diversity of India’s traditional medicine, providing invaluable insights into the substances that have shaped its medical practices for centuries.