Purvarupa which disappear at the onset of the actual disease.

Similar: similarity which is found in many substances and leads to their caregorization in one group. Samanya leads to increase of similar; Similarity; denotes similarity between two substances, properties or actions; one of the fundamental concepts in ayurvedic pharmacology that states that substances can potentially lead to an increase or positive impact in the similar substances or attributes in the living system, when engaged in an effective interaction.