Aushadha sevana kala (time of drug administration) is an important principle to be considered while treating a disease. Hetu (causative factors), linga (signs and symptoms), and aushadh (medicine) are considered trisutra ayurved. Trisutra ayurveda is importance while treating a patient. According to acharya charaka medicines having opposite properties of desha (habitat), matra (dose), and kala (time) are able to cure diseases easily. The taking of drugs at the proper time "aushadha sevana kala” helps to optimum health benefits of administered drugs. The concepts of aushadha sevana kala help to prevent any adverse food & drug interaction. Aushadha is used to maintain and promotes health in a healthy person to cure ailments by shodhan & shaman chikitsa. There are different aushadha sevanakala’s (time) mentioned by acharyas which are collectively reviewed in this article. This article is a study of different aushadha sevana kala in ayurvedic literature in detail so that it helps increase the efficacy and absorption of drugs.
Dr. Arun Kumar Verma* (2024) studied this question.