Extractum Cypripedii.—Extract of Cypripedium.
(Note. The Cypripediums are rare and endangered orchids. Don't use them unless you grow them yourself.)
SYNONYM: Extract of yellow ladies'-slipper.
Preparation.—Exhaust coarsely powdered yellow ladies'-slipper root, with alcohol, water, each, a sufficient quantity, proceeding in the same manner as explained for the preparation of Alcoholic Extracts, on page 758.
Medical Uses and Dosage.—This extract is tonic and antispasmodic, and may be used to fulfil all the indications of the crude root in hysteria, chorea, nervous headache, and nervous irritability. It may be, in many cases, advantageously combined with the alcoholic extract of scullcap. Its dose is from 1 to 5 grains 2 or 3 times a day.