 He was tutor to the physician Chrysippus of Cnidos, and the astronomer and physician Eudoxus, and therefore must have lived in the 4th century BC.He was one of those who defended the opinion that what is drunk goes into the lungs.Some ancient writers attributed to Philistion the treatise "De Salubri Victus Ratione", and also the "De Victus Ratione", both of which form part of the Hippocratic collection.