The pale-coloured cygnus. Of calamine, burnt and washed, oz. ij; of terra aster, oz. ij; of ceruse, oz. iv; of pompholyx, oz. viij; of starch, oz. ij; of opium, oz. ij; of acacia, of tragacanth, of each, oz. j; of gum, oz. iv. Triturate with rain-water.

The white cygnus. Of calamine, oz. xv; of ceruse, oz. xvij; of opium, dr. viij; of frankincense, dr. vij; of starch, oz. vij; of gum, oz. xiij. Triturate with rain-water.

The collyrium pelarion for ulcers. Of calamine, of ceruse, of each, dr. xxiv; of acacia, of opium, of each, dr. xviij; of gum, of tragacanth, of starch, of each, dr. ix; of myrrh, dr. iij; of copper, of saffron, of each, dr. iss. Triturate with water.

The brown collyrium, for hypopium and great affections. Of tender calamine, dr. xxiv; of ceruse, dr. xvj; of scraped verdigris, dr. xij; of antimony, dr. viij; of fissile alum, dr. iij; of burnt chalcitis, dr. iij; of Indian nard, dr. iv; of the oil of unripe olives, dr. ij; of copper, dr. ij; of squama æris, dr. viij; of the fruit of heath, dr. xiij; of the juice of poppy, dr. xxiv; of saffron, dr. iv; of castor, dr. iij; of myrrh, dr. vj; of Indian buckthorn, of acacia, of gum, of each, dr. iv; of fresh roses, dr. iiss. Triturate with Falernian, Surentine, Aminæan, or Chian austere wine. It is rubbed in three times a day, in a watery state, being diluted with the juice of fenugreek, then the white of an egg or milk, and at last, with water, thicker.

The collyrium severianum. Of calamine, oz. vj; of ceruse, oz. xij; of tragacanth, oz. iij. Triturate with the juice of fenugreek. Having burnt the calamine, dissolve it in milk and then wash.

The collyrium from decoctions. Of calamine, oz. xvj; of ceruse, oz. viij; of starch, of opium, of tragacanth, of acacia, of each, oz. ij; of gum, oz. vj. Triturate with the decoction of dried roses, of melilots, of poppy, of poppy-heads, of liquorice, in equal parts.

The repellent collyrium, from hydria or water vessels. Of the sand found in copper vessels used for heating water, lb. iij; of calamine burnt and washed, lb. j; of washed ceruse, of washed pompholyx, of washed terra aster, of each, oz. vj; of frankincense, oz. j; of myrrh, oz. j; of the juice of linseed, of fleawort, of ptisan, of fenugreek, of each, lb. j; of tragacanth, oz. vj; of gum, lb. j.

The collyrium of Nilamon. Of calamine, oz. viij; of pompholyx, oz. iv: of ceruse, lb. j; of tragacanth, of gum, of opium, of each, oz. iv. Rain-water.

The collyrium spodiacon, for inflammations, defluxions, and chemoses. Of frankincense, of antimony, of each, dr. c; of calamine, of ceruse, of each, dr. xxiv; of Samian earth, of the juice of poppy, of each, dr. iij; of gum, dr. xv. Triturate with the juice of fresh olive leaves. Prepare the juice thus: having pounded in a mortar the more tender leaves of olive, washed, add a moderate quantity of water, and filtrate through a piece of linen rag.