Doctors take the Hippocratic oath, so if it's not Hippocrates then that's another one I got wrong !
Hippocrates or Hipocrates I don't know which is spelled right.
Hippocrates.
Chrakudu, an Indian herbalist
Hippoctrates
Hippokrates of Kos [Ιπποκράτης ο Κώος] is considered the father of medicine and his oath is used actually even today.