confining in a phlogiftic diathefis, I hold the Bark to
be abfolutely improper, and have found it manifeftly
hurtful, efpecially in its beginning, and in its truly inflammatory
ftate.”
In the confluent fmall-pox the Bark has been recommended
to promote the rifing of the puftules.
This opinion our own experience teaches us to rejedt;
but after the maturition of the puftules is completed,
or where fymptoms of putrefcency, or a diflolved ftate
of the blood, fupervenes, the Bark cannot be too liberally
employed. The other difeafes in which the Bark
is recommended, are gangrenous fore throats, and indeed
every fpecies of gangrene; fcarletina, dyfentexy,
all hemorrhages of the paflive kind; likewife other
increafed difcharges; fome cafes of dropfy, efpecially
when unattended writh any particular local affedtion,
fcrophula, ill-conditioned ulcers, rickets, fcurvy, ftates
of convalefcence, certain ftages of phthifis pulmona-
lis, 8tc.
The officinal preparations of the Bark are the powder,
-the extradt, the tindlure, and the decodtion. This
laft, though frequently employed, is in many refpedts
inferior even to a Ample watery infufion,; but the beft
form is that of powder, in which the conftituent parts
are in the moft effedtual proportion.
The
The virtues of Cinchona Macrocarpa, a new fpecies,
have been lately defcribed by Dr. James Clarke in his
Treatife on the Yellow Fever, where a comparative table
of the quantity of foluble or extradtive matter obtained
from the different fpecies of Bark by water and fpirit is
exhibited.
G 2