BCH 3120 Study Guide - Quiz Guide: Propylene Glycol, Glycerol, Aqueous Solution

• School: University of Ottawa
• Department: Biochemistry
• Course: BCH 3120
• Professor: Elaine Beaulieu

Document Summary

Elixirs: clear, sweetened hydro alcoholic (water and ethyl alcohol) solution intended for oral use, proportion of alcohol varies depending on the water and alcohol solubilities of ingredients in elixir. Aromatic elixir: 21 to 23% alcohol, added avour. Iso-alcohol elixir: made with various concentrations of low and high alcoholic elixirs. Low: 8-10% alcohol with glycerin and sweetened with sucrose. High: 73-78% alcohol with glycerin and sweetened with saccharin: medicated: contain speci c therapeutic agent (usually only 1) i. e. acetaminophen elixir, preparation. Dissolve alcohol soluble ingredients in required volume of alcohol. Dissolve water soluble ingredients in part of volume of water. Add aqueous solution to alcohol solution with stirring, bring to nal volume with water: advantages over syrups. Tinctures: alcoholic or hydro alcoholic solutions of non-volatile substances prepared from vegetable or chemical substances, prepared by percolation or maceration, concentrations vary up to 50, potent: 10% tincture vs non-potent: 20% tincture. De nition: anti-infective and antibacterial, antiseptic (applied to tissues, astringent.