Core focus: The book studies Karnapoorana therapy—an Ayurvedic procedure in which medicated oil or liquid is instilled into the ear to treat ear-related disorders. 
Disease concept: It explains Karnanada, an Ayurvedic condition characterized by ringing or abnormal sounds in the ear (similar to tinnitus) due to imbalance of Vata dosha. 
Clinical assessment: The main aim of the book is to evaluate the effectiveness of Karnapoorana therapy using clinical parameters such as symptom relief, hearing improvement, and patient response.
Methodology: It includes details of
patient selection and case studies
treatment procedures and duration
assessment criteria (subjective and objective, like symptom scoring or audiometry) 
Therapeutic mechanism: The text discusses how medicated oils help pacify Vata dosha, nourish ear structures, and improve auditory function. 
Academic use: This book is mainly useful for BAMS students, PG scholars (Shalakya Tantra), and Ayurvedic practitioners interested in ENT disorders.