Page:A History of Hindu Chemistry Vol 1.djvu/56

 treatment were in vogue.

In the Várttikas of Kátyáyana also (4th to 3rd century B. C.) the three humours of váta (air), pitta (bile) and sleshman (phlegm) are ranked together.

Regarding the age of the Vinaya Text, Rhys Davids and Oldenburg say:

"The Vibhanga and the Twenty Khandhakas were at that time (circa 350 B. C.) already held in such high repute that no one ventured to alter