eccoprotic vs evacuant

eccoprotic

noun

  • A mild laxative. 

adj

  • Having a mild laxative effect. 

evacuant

noun

  • a laxative 

  • something used to clean out an organ system, especially the bowels 

adj

  • laxative 

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