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;
Simple elixir, 14 fluidounces.
Fluid extract of rhubarb, 2 fluidounces.
Sulphate of magnesium, 2 troyounces.
Carbonate of magnesium, a sufficient quantity.
Triturate the fluid extract of rhubarb in a capacious mortar with carbonate of magnesium in amount sufficient to form a creamy mixture, then gradually add the simple elixir, having previously dissolved in it the magnesium sulphate; stir well, and filter.
Each fluidrachm of the finished elixir represents seven and one-half minims of fluid extract of rhubarb, and contains seven and one-half grains of magnesium sulphate.
In the year 1876 an anonymous correspondent furnished the Druggists' Circular with a mixture for making the above elixir. It was much more complex and presented no advantages over our formula.
The National Formulary makes this elixir of a mixture of senega, podophyllum, leptandra, jalap, and Rochelle salt. It is an imperfect pharmaceutical preparation.
 
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