Dravya in Ayurveda: Philosophical Foundations, Pancamahabhuta Constitution and Therapeutic Classification

Abstract

Background: Dravya is a foundational concept of Ayurvedic pharmacology and represents the physical substratum in which pharmacologically relevant attributes such as rasa, guna, virya, vipaka, prabhava and karma reside. Classical Ayurvedic texts describe dravya not merely as a material substance but as an operational therapeutic entity capable of influencing dosa, dhatu, mala and the maintenance of health. A systematic understanding of dravya is therefore essential for rational drug selection, dietary prescription and individualized clinical practice.

Objective: To critically review the classical concept of dravya with particular emphasis on its defining characteristics, Pancamahabhuta constitution, medicinal potential, major systems of classification and relevance to Ayurvedic therapeutics.

Materials and Methods: A narrative review was undertaken using relevant descriptions from the Caraka Samhita, Susruta Samhita, Astanga Hrdaya, Astanga Sangraha, Vaisesika Darsana and Bhavaprakasa, along with their principal commentaries. The concepts were arranged under the domains of dravya-laksana, pancabhautika constitution, ausadhatva, source-based classification, therapeutic use, prabhava, dosa modulation and rasa-based classification.

Results: Dravya is defined as the inherent substratum of guna and karma and as the material cause capable of independently initiating an action. All functional substances are considered pancabhautika, although one or more Mahabhutas may predominate and determine their observable qualities and actions. Classical texts affirm that no substance is absolutely devoid of medicinal utility when administered with proper yukti. Dravyas are classified according to predominating Mahabhuta, biological or mineral origin, intended use, effect on dosa and dhatu, rasa and therapeutic action. Their clinical effects depend upon the correspondence or opposition between the qualities of the drug and those of the body and dosas.

Conclusion: The Ayurvedic concept of dravya provides an integrated framework connecting ontology, pharmacology, nutrition and therapeutics. It supports individualized treatment through qualitative assessment rather than drug identification alone. Reinterpretation of this framework may contribute to systems pharmacology, personalized medicine and rational evaluation of Ayurvedic medicinal substances.

DOI: https://doi.org/10.24321/2394.6547.202410

How to cite this article:
Choubey A. Dravya in Ayurveda: Philosophical Foundations, Pancamahabhuta Constitution and Therapeutic Classification. J Adv Res Ayur Yoga Unani Sidd Homeo. 2024;11(3&4): 29-35.