Basic ingredients, from which medicines are processed, are herb vegetable fruits, minerals, certain other materials, and are available in the form of pills, tablets, syrups, liquieds, quaths (decoctions) rasayans (tonics), emulsions, pastes (awaleha), asavas, pulverizations (powders) essences etc. It is for the vaidya to decide what sort of medicine could suit a particular individual, in what quantity and what frequency