Latin, Jalapa (Gen., Jalapae)

Eng., Jalap. The dried tuberous root of Exogonium Purga.

Average Dose

15 grains (1 Gm.).

Official Preparations*

Pulvis Jalapae Compositus

Eng., Compound Powder of Jalap. Jalap, 35 Gm.; Potassium Bitartrate, 65 Gm. Average Dose.-30 grains (2 Gm.).

Resina Jalapae

Eng., Resin of Jalap. Average Dose.-2 grains (0.125 Gm.). Resin of Jalap is contained in the Compound Cathartic Pills.

Therapeutic Action

Purgative (hydragogue), diuretic.

Uses

Employed as a purgative, particularly in such conditions as nephritis, dropsy, apoplexy and uremia.

Administration

It is usually given in the form of the Compound Powder. The U. S. P. dose is often greatly exceeded. The following illustrates a method of prescribing:

As a hydragogue cathartic:

Jalapa Jalap 892

or

Pulv. Jalapae Co.............

3iv

15

!

Ft. cht. no. vj.

Sig

One every two hours till effect.

In the treatment of ascites:

Jalapa Jalap 893

or

Pulv. Jalapae Comp............

Jalapa Jalap 894

30

Ft. cht. no. viij.

Sig

One in water an hour before breakfast.