Pharmaceutical standardization of Ayurvedic medicines is necessary to ensure quality, safety and efficacy of drugs. An immense valuable and powerful medicine in the form of metals, minerals and plants are found in the nature. But, most of the drugs as such are not absorbable into the biological systems until Strong antipyretic, If taken in proper age, then acts as Rasayana, Useful in Jawara Daha, Prameha, Aruchi, Trusha, Swasa, Pandu, Arsha, Hikka, Leucorrhoea in females. The colour of final product was pure white. Ghana is concentrated form of dosage forms, which is mostly used for internal administration. In our classics, Rasakriya is also considered as Phanita, Avaleha and Ghana, because their method of preparation is almost the same with minor variations. Ghana Kalpana: Kwatha and others (Swarasa, Kalka etc.) when further processed with heat become thicker and thicker in consistency (viscous- to - semisolid- to solid) that is termed as Rasakriya. Thus, the herbal liquid material with the help of heat is processed till it solidifies, which ultimately can be made in to powder/tablet form, which is called Ghana. According to references Ghana is more solid than Avaleha. Fine powdered Ghana was dark brown in colour.
*Priyanka Bohra (Thu,) studied this question.