Am.  Jour.  Pharm. 
Maj-.  1891. 
} Pharmaceutical  Colleges  and  Associations. 
245 
THEORY  AND  PRACTICE  OF  PHARMACY. 
A—{i)  An  apothecary  has  two  kinds  of  opium,  one  13^  per  cent.,  the  other 
16  per  cent. ;  he  desires  to  make  8  troy  ounces  of  14  per  cent. ;  how  much  of 
the  weaker  kind  must  he  use  ? 
(2)  If  moist  opium  containing  12*8  per  cent,  of  morphine  loses  20  per  cent, 
of  its  weight  by  drying,  how  much  morphine  per  cent,  will  it  contain  when  dry  ? 
(3)  A  druggist,  having  bought  ten  litres  of  oil  of  lemon  (sp.  gr.  0*8505), 
wished  to  put  it  up  in  bottles  holding  one  ounce  avoirdupois.  How  many  bottles 
would  be  required  to  hold  the  ten  litres  (no  allowance  being  made  for  down 
weight  or  other  losses)  ? 
B — Give  the  unabbreviated  officinal  name,  the  ingredients,  brief  outline  of 
process,  and  description  of  the  appearance  of  James'  Powder;  Fluid  Extract  of 
Foxglove;  Autimonial  Wine;  Hive  Syrup;  Huxham's  Tincture;  Carron  Oil;  Bay 
Rum  and  Brown  Mixture. 
C — Give  the  English  name  and  synonym,  the  ingredients,  brief  outline  of 
process  and  description  of  the  appearance  of  Collodium  cum  Cantharide ; 
Syrupus  Ipecacuanhse  ;  Unguentum  Aquae  Rosse  ;  Tinctura  Opii  Deodorata  ; 
Infusum  Digitalis ;  Liquor  Potassii  Arsenitis ;  Oleatum  Hydrargyri ;  Pilulae 
Rhei  Compositse. 
D—  Describe  three  processes  for  making  glycerin.  What  are  the  usual 
impurities  found  in  glycerin  ?  What  are  the  physical  and  medicinal  properties 
of  the  best  known  compound  produced  by  the  action  of  nitric  acid  on  glycerin  ? 
By  what  names  is  it  known  in  commerce,  medicine  and  the  arts  ?  How  is  it 
used  in  medicine  ?    What  is  the  dose  ? 
E — Give  the  principal  test  of  identity  for  quinine  ;  salicylic  acid  ;  veratrine  ; 
wood  creasote  and  carbolic  acid. 
F— Define  the  following  substances  :  Pepsin  ;  Peptone  ;  Pancreatin,  and 
Ptyalin.  • 
State  the  properties  and  uses  of  each  substance,  and  name  some  of  the  forms 
in  which  the  first  three  substances  are  found  in  commerce. 
G — What  is  meant  by  Chemical  incompatibility  ;  by  Pharmaceutical  incom- 
patibility, and  by  Therapeutical  incompatibility  ?    Give  an  illustration  of  each. 
//—Criticise  and  correct  the  following  prescriptions,  if  necessary,  stating 
what  difficulties  there  may  be  in  compounding  and  dispensing  them,  and  how 
they  would  be  remedied  : 
K 
Potas.  Iod.  gr.  iij 
Quin.  Sulph.  gr.  j 
Syr.  Aurant.  3  ss 
Aquam  ad  3  ij 
Mist.  Digitalis  Comp.  f  3  i j 
M. 
Morph  Sulphat.  gr.  x. 
M.  S.  Two  teaspoonfuls  3  times  a  day 
(in  water). 
Diq.  Amnion.  Acet.,  f  5  iv 
Acidi  Aceticum,  fsji 
Tinct.  Ferri  Chloridum,  f3ss 
Glycerin  urn,  f.^ss 
Muc.  Acacke  ad  f  3  viij 
Sig.    A  teaspoon ful  every  three  hours. 
