Elixir of pepsin and phosphate of cinchonine, 8 fluidounces.

Strychnine, 1 1/2 grains.

Acetic acid, a sufficient quantity.

Triturate the strychnine in a mortar with acetic acid in amount sufficient to effect its solution, and then add the elixir.

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