366 Efficacy of Prussic Acid in Asthma. 
A combination of unavoidable circumstances has prevent- 
ed the earlier appearance of this abstract. It is intended 
to give a notice of the proceedings of the = ceum, in each 
succeeding number of this Journal. 
3. Efficacy of Prussic Acid in fiber 
- 
To the Editor. 
From Tuomas Hupparp, M. D. President of the Medical 
Society of Connecticut. 
"By your politeness T was furnished, about three years 
since, with a vial of Prussic Acid, prepared by M. Robi- 
quet, according to the directions of Dr. Magendie of Paris. 
Since that time, I have made use of that, and several oth- 
er portions of that medicine. The disease in which | have 
found it most useful is Asthma, and for the purpose of re- 
commending trials of that medicine i in this disease, I am in- 
duced to make this communication 
Without going into the detail of the cases, I barely state 
the fact, that I have not failed to relieve the disease in a sin- 
gle instance, in which I have prescribed the prussic sat 
and some of the cases have been very — and m 
other means = relief had been tried in v 
roper to mention the particular doses of 
the merce 3 as it is found of unequal strength i in the shops, 
and being a medicine of great power, it ought not to be ad- 
ministered without the direction of a physician. Suffice it 
to say, that the medicine should be given three, four, five, 
or six times in twenty-four hours, in such doses.as may pro- 
duce its peculiar effects, in some degree, on the system. 
Ina few days the sy ne will probably abate, when 
the medicine may be n in smaller or less frequent dos- 
es, and if the sy mptoms entirely disappear, the medicine 
may be wholly omitted. 
I do not pretend that the disease may not recur; but in 
each subsequent occurrence, by an early administration of 
the medicine, the paroxysms may be abated in violence and 
duration, by which means the general health of the patient 
will in most cases improve. 
This J consider of great consequence in such a distressing 
disease a’ this ts, in some instances. I know a gentleman 
