solution

#### Definitions

1. a homogeneous mixture of one or more substances (solutes) dispersed molecularly in a sufficient quantity of dissolving medium (solvent). 2. in pharmacology, a liquid preparation of one or more soluble chemical substances, which are usually dissolved in water. For names of specific solutions, see under the name. 3. the process of dissolving or disrupting. 4. a loosening or separation.Preparation of Solutions. Formula for preparing solutions from a pure drug:For example, to prepare 2000 mL of a 2 per cent solution from boric acid crystals, the proportion would be Formula for preparing solutions from stock solutions:For example, to prepare 1000 mL of a 2 per cent solution from a 4 per cent stock solution, the proportion would be Preparation of Solutions. Formula for preparing solutions from a pure drug: