employed to designate those astringents which arrest hemorrhage, or
bleeding.

LOGWOOD (_Hæmatoxylon Campechianum_). Logwood is a mild astringent,
well adapted to remedy the relaxed condition of the bowels after cholera
infantum. _Dose_--Of powdered extract, five to ten grains; of the
decoction, one ounce; of the fluid extract, fifteen to thirty drops.

BLACKBERRY ROOT (_Rubus Villosus_). This astringent is a favorite,
domestic remedy in affections of the bowels. _Dose_--Of the infusion
(bruised root), one-half to one ounce, sweetened.

[Illustration: Fig. 121.
Witch-hazel. ]

WITCH-HAZEL (_Hamamelis Virginica_). The parts used are the leaves and
bark. This is a most valuable astringent and exerts a specific action
upon the nervous system. It arrests many forms of uterine hemorrhage
with great promptness, is a valuable agent in the treatment of piles,
and is useful in many forms of chronic throat and bronchial affections.
_Dose_-Of the infusion, one-fourth to one-half ounce; of the fluid
extract, eight to fifteen grains; of the concentrated principle,
Hamamelin, one fourth to one grain.

[Illustration: Fig. 122.
Cranesbill. ]

CRANESBILL (_Geranium Maculatum_). The root is used. This plant is also
known as Crow-foot, and Spotted Geranium. It is a pleasant, but powerful
astringent. _Dose_--Of the fluid extract, ten to thirty drops; of the