The value of pleasant vehicles to mask or modify the taste of bitter and nauseous drugs is recognized by every prescriber. The following Elixirs of the National Formulary have been carefully selected, and embrace the most effective combinations of adjuvants and aromatics for disguising the different drugs for which they are recommended: Elixir Anisi; a combination of Anethol, Fennel, and Bitter Almond.

Curassao (Curacao Cordial); a combination of Curacao, Orris, and a little Citric Acid.

Adjuvant Elixirs. - The following are intended as vehicles for Quinine and similar bitter substances, and as adjuvants for Tinctures and Fluid Extracts of bitter and resinous drugs, such as Cinchona, Cascara Sagrada, etc. They all contain Glycyrrhiza, which, in the form directed in the N. F. (Russian Licorice Root, peeled), is most effective in masking the bitter taste of Quinine, when it is directed to be simply suspended in the mixture without the use of acid for effecting solution. Acids precipitate the glycyrrhizin and destroy its power of masking the bitter taste: