This section is from the "Elixirs And Flavoring Extracts. Their History, Formulae, & Methods of Preparation" book, by John Uri Lloyd. Also available from Amazon: Elixirs and flavoring extracts,: Their history, formulae, and methods of preparation;
Compound fluid extract of helonias, 2 fluidounces.
Simple elixir, 14 fluidounce.
Alcohol, 1/2 fluidounce.
Carbonate of magnesium, a sufficient quantity.
Triturate the compound fluid extract of helonias with carbonate of magnesium in sufficient amount to form a creamy mixture, then gradually add the simple elixir, and filter. Mix the alcohol with the filtrate.
Each fluidrachm of the finished preparation will contain such proportion of seven and one-half minims of compound fluid extract of helonias as will dissolve in one fluidrachm of the menstruum.
 
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