Bran mashes only should be allowed for twelve to twenty hours before giving the ball; all dry food removed,, and abundance of drinking water, not quite cold, should be administered. Thus prepared for, a five-dram dose will probably prove more active than a larger quantity given on the top of dry hay or hard corn.

The full effect of an aloetic purge is not realized for about eighteen hours, and to facilitate its action exercise is prescribed, but it should be discontinued as soon as purging commences. The animal should not be called upon for active exertion until the physic has "set" or the faeces resumed their ordinary consistence, and the appetite for hard food has returned and been appeased.