A drug can increase
or decrease the Vatha-dosha, the Pitta-dosha and the Kapha- dosha.
Pharmacology, the materia medica of the Ayurveda is composed of five
basic elements has been categorized according to the derivatives of
these elements. They are Rasa (taste), Vipaka (taste of the digestion
product), Guna (properties), Virya (potency), Prabhava (specific properties)
and Karma (action).
The potency of a drug is defined as its capability to express its
property. Property is usually expressed in terms of Ushna (hot)
and Sheeta (cold). The action of a drug on the body is expressed
in terms of Thridoshas, that is, Vatha dosha, the Pitta dosha and
the Kapha dosha.
Manufacturing of Drugs:
constituent of Ayurveda drugs are herbs. According to Ayurveda,
all the plants in earth have some medicinal value. You can not find
a plant without any medicinal value. Very few medicines contain
low percentage of minerals, salts and metallic ores, processed metals
The various parts of the plants are crushed or dried then extracted
or boiled according to the old texts of Ayurveda. The manufacturing
conditions will always have a significant effect on the efficacy
of the medicines.