196 



PHARMACEUTICAL BACTERIOLOGY. 



French, German and Italian makers are of different forms, as flask-like, 



bulb-like, spindling, globose, etc. 



The following are some of the reasons wJtiy ampuls have come into use: 

 a. Most of the liquid medicamenta and those which are to be dissolved 



before using have little or no antiseptic power and under the usual conditions 



f^ 



fC^ 



PC^ f^ 



a. 



\/'^ 



I 



FiG._ 75. — Making ampuls, a, Piece of glass rod to make two ampuls; h, rod a heated in the 

 middle and nearly drawn apart; c, d, two half ampuls filled; e,f, the completed ampuls. 



readily become highly contaminated with different organisms. The use 

 of such contaminated medicines has led to serious infections. 



b. The necessity of direct administration of medicinal solutions, by hypo- 

 dermic, intramuscular and intravenous injection, is due to the desirability 

 of getting prompt therapeutic effects. 



c. The direct (hypodermic, intramuscular and intravenous) adminis- 



