The Collaborative International Dictionary of English v.0.48:

Stovain \Sto"va*in\, n. Also Stovine \Sto"vine\ . [Stove (a
   translation of the name of the discoverer, Fourneau + -in,
   -ine.] (Pharm.)
   A substance, C14H22O2NCl, the hydrochloride of an amino
   compound containing benzol, used, in solution with
   strychnine, as a local anaesthetic, esp. by injection into
   the sheath of the spinal cord, producing anaesthesia below
   the point of introduction. Called also amylocaine
   hydrochloride. Chemically it is the hydrochloride of the
   benzoyl ester of 1-(dimethylaminomethyl)-1-methyl propanol.
   [Webster 1913 Suppl.]