12. This remedy has a dual use. Take 1 to 3 grains (1 grain = 0.6 g); or if there are swellings (or tumors) on hands and feet, rub this powder into a clean, sunned cloth and put it dry on the swelling which will then soon dissolve. But it is advisable, depending on the nature, to take 1 to 3 grains as well.