Overview Of Pharmaceutical Mixture
Pharmaceutical mixtures are aqueous liquid preparations which contain suspended, insoluble, solid substances for oral use. The insoluble particles may be held in suspension by the use of suitable suspending or thickening agents since the insoluble substance does not make mixture very viscous. Pharmaceutical mixtures The insoluble substance in mixtures must be in a very finely divided state and it must be uniformly distributed throughout the preparation. This is accomplished by the use of colloid mills, special methods of precipitation and suspending agents. Read Also: All about pharmaceutical liquid dosage form Reason For Insoluble Finely Divided Substance In Mixture There are three main reasons for having the insoluble substance in as fine a state of subdivision as possible: (1) The closer the colloidal state is approached by protective materials such as kaolin, magnesium trisilicate, and magnesium phosphate, the more active they become as adsorbents and protective when in conta...
