Elixir of pepsin and ammonio citrate of bismuth, . 8 fluidounces.

Elixir of phosphate of quinine, 8 fluidounces.

Mix them together, and neutralize very carefully by means of acetic acid or ammonia water.

Each fluidrachm (teaspoonful) of the finished elixir contains one-half grain each of saccharated pepsin, ammonio-citrate of bismuth, and phosphate of quinine. This elixir should be discarded, as it is uncertain, unstable, and made of incompatibles.