Ayurveda emphasizes the importance of appropriate dosage forms in achieving optimum therapeutic efficacy. Bhaishajya Kalpana, the Ayurvedic pharmaceutics branch, describes numerous dosage forms developed according to the nature of the disease, patient suitability, stability, palatability, and therapeutic requirements. Simhasyadi Yoga is a classical herbal formulation traditionally administered in Kashaya form and indicated in disorders associated with inflammation and respiratory pathology. Although Kashaya Kalpana possesses rapid therapeutic action, limitations such as poor palatability, short shelf life, cumbersome preparation, and reduced patient compliance have encouraged pharmaceutical modification into more stable and patient-friendly forms such as Avaleha and Vati. The present review explores the conceptual and pharmaceutico-therapeutic significance of dosage form modification in Simhasyadi Yoga from both Ayurvedic and modern pharmaceutical perspectives. The review discusses the influence of dosage form transformation on shelf life, palatability, compliance, Agni, absorption, bio-enhancement, and therapeutic efficacy. The paper further correlates classical Ayurvedic principles with modern pharmaceutical concepts such as bioavailability, stability enhancement, and patient adherence. The review highlights that dosage form modification in Ayurveda is not merely a pharmaceutical alteration but a strategically designed therapeutic approach intended to optimize drug delivery and clinical effectiveness.
S. et al. (Thu,) studied this question.