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Powdered Extract Belladonna leaves; standard, 
1.4% mydriatic alkaloids. Dose, 1-8 to 1-2 gr. 
Powdered Extract Belladonna roct; standard, 2% 
mydriatic alkaloids. Dose, 1-8 to 1-2 gr. 
Pills of Belladonna (leaves) extract, 1-8 gr. and 1-4 
gr. 
Tablet Triturates Belladonna (leaves) fluid extract, 
1-2 min. and | min.; tincture, |, 2 and 5 mins.; 
extract, 1-8 gr. and 1-4 gr. 
Pills of Atropine (crystals) and Atropine sulphate in 
various grainages. 
Tablets of Atropine sulphate in various grainages. 
Also many combinations in pill and tablet form. 
NoTe.—Belladonna is often advantageously combined 
with aconite in fevers—when there is cerebral congestion. 
It should be given in small doses; five to ten minims of the 
tincture may be added to four ounces of water, and a 
teaspoonful of this administered every hour. The drug 
has also proved serviceable in enuresis; in this disease, how- 
ever, it must be pushed until the physiologic effect is pro- 
duced. In constipation Belladonna does good by depress- 
ing the inhibitory nerves of the intestine; therefore it is a 
useful component of cathartic preparations. The dried leaves 
vary remarkably in their percentage of alkaloid; often the 
finest looking ones have to be rejected because inferior 
in strength to smaller and less sightly leaves. We debar 
old and musty specimens, for it is known that they undergo — 
se change an absorption of moisture and lose a portion : 
