ON NEUTRAL MIXTURE. 
195 
It is but seldom that the citric acid is directed to be used ; 
but when it is, the following form would be proper: 
J^. Potassas bicarb. 3iij. 
Acidi citrici, 3iss. 
Aquae fluvial. 3vi. 
Liqua. Dein adde. 
Sacchar. alb. 5ss. 
Acaciae pulv. 3ij. 
01. Limonis, gtt. iij. 
For the Effervescing Draught the following form would 
be proper: 
Jfe. Potassse carb. Sij. 
Sacchar. alb. gss. 
Aquae fluvial. ^iij. 
Liqua. 
To be used in such quantity as the physician may direct, 
with an equal portion of fresh lemon juice. 
But if a solution of citric acid would be preferred, the fol- 
lowing forms would be proper: 
9^. Potassae bicarb. 3iij. 
Sacchar. alb. §ss. 
Pulv. Acaciae, Sj. 
01. Limonis, gtt. iij. 
Aquae fluvial. giij. 
M. ft. 
Liqua. 
{fe. Acidi Citrici, 3iss. 
Aquae fluvial. giij. 
These are to be kept in separate bottles, and used in equal 
portions, as may be directed. 
It would probably be better not to add more than one 
drachm of gum arable, because if too much mucilage be pre- 
