alexipharmac vs palliative

alexipharmac

noun
  • A medical remedy for protecting the body, or an antidote, against a harmful substance, especially a poison or venom (specifically, that of a snake); an alexipharmic, an antidote. 

adj
  • Of or pertaining to an alexipharmac; also, acting as an alexipharmac by protecting against or warding off the ill effects of a harmful substance, especially a poison or venom; alexipharmic. 

palliative

noun
  • Something that palliates, particularly a palliative medicine. 

adj
  • Serving to palliate; serving to extenuate or mitigate. 

  • Minimising the progression of a disease and relieving undesirable symptoms for as long as possible, rather than attempting to cure the (usually incurable) disease. 

How often have the words alexipharmac and palliative occurred in a corpus of books? (source: Google Ngram Viewer )