Showing the Proportion in certain Preparations of Iron, Antimony, Arsenic, Iodine, and Mercury are contained in some compound Medicines.

Iron. Tinctura Acetatis Ferri Cum Alco-Hole

Dub. Tincture of Acetate of Iron with Alcohol. Each fluid drachm contains about one grain of dry acetate of iron.

Antimony. Vinum Antimonii Potassio-Tartratis

Lond. Solution of Tartarized Antimony contains in each fluid ounce two grains of potassio-tartrate of antimony.

Vinum Tartratis Antimonii

Edin. Wine of Tartrate of Antimony contains in each ounce two grains of tartrate of antimony and potassa.

Liquor Tartari Emetici

Dub. Solution of Tartar Emetic contains two grains of tartrate of antimony and potassa in each ounce.

Mercury. Emplastrum Hydrargyri

Edin. Mercurial Plaster. Each drachm contains about sixteen grains of mercury (fifteen grains, Lond.).

Hydrargyrum Cum Magnesia

Dub. Mercury with Magnesia. Five grains contain two of mercury.

Hydrargyrum Cum Creta

Lond. Mercury with Chalk. Three grains contain one grain of mercury.

Hydrargyrum Cum Creta. Dub. Mercury with Chalk. Five grains contain one of mercury

Liquor Hydrargyri Bichloridi

Lond. Solution of Bichloride of Mercury. Two fluid ounces contain half a grain of bichloride of mercury.

Linimentum Hydrargyri

Lond. Mercurial Liniment. Six drachms contain one drachm of mercury.

Pilulae Hydrargyri

Lond. Dub. Mercurial Pills. Three grains contain one grain of mercury.

Pilule Hydrargyri

Edin. Mercurial Pills. Each drachm contains fifteen grains of mercury. Each five-grain pill contains one and one fourth grain of mercury.

Pilule Hydrargyri Chloridi Compositae

Lond. Edin. Pills of Chloride of Mercury. About four grains contain one grain of chloride of mercury.

Pilulae Calomelanos Compositae

Dub. Compound Calomel Pills contain one grain of mercury in five grains.

Unguentum Hydrargyri Fortius

Lond. Dub. Stronger Mercurial Ointment. Two drachms contain one drachm of mercury.1

Unguentum Hydrargyri Mitius

Lond. Weaker Mercurial Ointment. Six drachms contain one drachm of mercury.

Unguentum Hydrargyri Mitius

Dub. Milder Mercurial Ointment contains half a drachm of mercury in two drachms of the ointment.

Unguentum Hydrargyri

Edin. Mercurial Ointment. Each drachm contains twelve grains of mercury:

1 In the simple mercurial ointments, the mercury is probably in the state of an oxide; but in this table the quantity of the metal is given.

made with double the quantity of mercury, each drachm contains twenty grains.

Unguentum Nitratis Hydrargyri Fortius

Edin. Stronger Ointment of Nitrate of Mercury. Each drachm contains four grains of mercury.

Unguentum Nitratis Hydrargyri Mi-Tius

Edin. Milder Ointment of Nitrate of Mercury. Each scruple contains half a grain of mercury.

Unguentum Oxidi Hydrargyri Cinerei

Edin. Ointment of the Grey Oxide of Mercury. Each drachm contains fifteen grains of the oxide.

Unguentum Oxidi Hydrargyri Rubri

Edin. Ointment of Red Oxide of Mercury. Each drachm contains seven grains of the oxide.

Unguentum Hydrargyri Nitrici Oxidi

Dub. Ointment of Nitric Oxide of Mercury contains in one drachm six grains and a half of the oxide.

Arsenic. Liquor Potassae Arsenitis

Lond. Dub. Solutio Arsenicalis, Edin. Arsenical Solution. One fluid ounce contains four grains of arsenite of potassa.

Iodine. Tinctura Iodinii

Dub. Tincture of Iodine contains five grains of iodine in one fluid drachm.