Elixir of pepsin and phosphate of cinchonidine, 16 fluidounces.

Strychnine, 1 1/4 grains.

Acetic acid, a sufficient quantity.

Triturate the strychnine in a mortar with acetic acid in sufficient amount to effect its solution, and then add the elixir. If not of acid reaction, add a sufficient amount of acetic acid.

Each fluidrachm (teaspoonful) of the finished elixir contains one grain of saccharated pepsin, one-half grain of phosphate of quinine, and one-hundredth of a grain of strychnine.