Page:A History of Hindu Chemistry Vol 1.djvu/138

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places or lie in mud as they seek comfort. These should be caught by means of wet-leather or some other article. They should be kept in a new large earthen pot filled with mud and water from a tank. Mosses, dried flesh and powdered tubers of water-plants should be given them for food. For bedding they should be furnished with grasses and leaves of water-plants. Fresh water and food should be given every second or third day, and every seventh day the earthen pot should be changed. On the subject there is the following verse:

Leeches which are very thin or thick or with their central portions thick, which move slowly or do not stick to the part to which they are applied, which drink little blood, or which are poisonous, are not fit for use. When about to apply leeches on a person who has got a disease curable by them, the patient should be made to sit or lie

also when they are seized or caught, let them be put away while all that which is in their own belly is being purged: also they ought not to be put on except in a place not healthy: