Compound fluid extract of gentian, 2 fluidounces.

Simple elixir, 16 fluidounces

Carbonate of magnesium, a sufficient quantity.

Triturate the compound fluid extract of gentian with carbonate of magnesium in sufficient amount to form a creamy mixture, then gradually add the simple elixir, and filter.

Each fluidrachm of this elixir represents the virtues of seven and one-half minims of compound fluid extract of gentian.

The National Formulary prepares this substance from the solid extract of gentian. The product is similar to that of our formula.