32 
. Tablet Orr je extract, 86, 1-4 and 
2 ghes -Hyoscyamus fluid extract, | min.; and 
a ~ Hyoscyamus tincture. (U. S. F.), 2-and 5 mins. 
= PB. Hypodermatic Tablets, and Tablet Triturates 
of Hyoscine hydrobromide, Hyoscyamine (pure), 
and Hyoscyamine sulphate, 1-200 gr. to 1-50 gr. 
oo Also various combinations, 
Nore. Thee are. Patouk ghver Gown species of Hyos- 
-cyamus- and several varieties of the official drug; the latter 
_ exhibit a wide difference in. medicinal properties. We use 
the crude drug collected from biennial plants of the second- 
‘Year growth, yielding, 1 upon assay, not less than 0. 08% of 
loids. Leaves of the first-year growth are 
in other laboratories, but as a rule they are 
t worthless, Recently Hy voscyamus Muticus, collected 
Egypt, has been introduced and used to some extent 
ecause of its” low cost. This variety should never be 
employed ; ee differs from the official drug. in its active 
