This section is from the book "A Text-Book Of Pharmacology, Therapeutics And Materia Medica", by T. Lauder Brunton. Also available from Amazon: A text-book of pharmacology, therapeutics and materia medica.
The dried tubercles of Ipomoea Purga (Exogoniun Purga), B.P. The tuberous root of Exogonium Purga, U.S.P. Mexico.
Fig. 210. - Jalap, reduced to 1/3 in size.
Characters. - Varying from the size of a nut to that of an orange, ovoid, the larger tubercles frequently incised, covered with a thin, brown, wrinkled cuticle; presenting, when cut, a yellowish-grey colour, with dark brown concentric circles.
Preparations. | |
B.P. | Dose. |
Extractum Jalapae................................................................................. | 5-15 gr. |
Pulvis Jalapae Compositus.................................................................... | 20-60 gr. |
Pulvis Scammonii Compositus................................................................ | 10-20 gr. |
Resina Jalapae.............................................................................................................................................. | 2-5 gr. |
Tinctura Jalapae.................................................................................... | 1/2-2 fl. dr. |
U.S.P. | |
Abstractum Jalapae............................................................................... | 7-10 gr. |
Pulvis Jalapae Compositus.................................................................... | 30-60 gr. |
Resina Jalapae....................................................................................... | 2-5 gr. |
Pilulae Catharticae Compositae (vide p. 523)............................................................. | 1-3 pills. |
Pulvis Jalapae Compositus. Compound Jalap Powder. - B.P. Jalap, 5; acid tartrate of potassium, 9; ginger, 1 part. U.S.P. Jalap, 35; acid tartrate of potassium, 65.
 
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