This section is from the book "Materia Medica And Therapeutics: An Introduction to the National Treatment of Disease", by John Mitchell Bruce. Also available from Amazon: The pharmacology and therapeutics of the materia medica.
This acid is not itself used in medicine, but the nitrites are active and valuable drugs. Those in use are nitrite of sodium and nitrite of amyl, as well as sweet spirit of nitre and nitroglycerine. The sodium salt will be noticed here; the others under their own heads.