The important thing in these is aloes. They are purgative, and, like other aloetic preparations, have some effect in promoting a tendency of blood towards the pelvic region of the body. They have much reputation as aiding to bring on delayed or suppressed menstruation. Dose, one pill, at night. Some persons find half a pill enough to operate on the bowels quite as much as is best. A few will need to take a second pill for such an effect. It will succeed in a considerable number, but not in all cases.