salutary vs vulnerary

salutary

adj
  • Effecting or designed to effect an improvement; remedial: salutary advice. 

  • Promoting good health and physical well-being; wholesome; curative. 

vulnerary

adj
  • Useful or used for healing wounds; healing, curative. 

noun
  • A healing drug or other agent used in healing and treating wounds. 

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