A handbook of local therapeutics / edited by Harrison Allen.

Date:
1893
Catalogue details

Licence: Public Domain Mark

Credit: A handbook of local therapeutics / edited by Harrison Allen. Source: Wellcome Collection.

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    method of introducing mercury into the system without interfering with the digestion. In palmar and plantar syphilis the following plaster is useful: R. Hy- drarg. gr. c; terebinth., gr. c; eraplast. plumbi, gr. ccl; resini pini, gr. 1. M. It is very tenacious, and when applied should be kept in contact with the thickened skin as long as it will adhere. Diseases of the Chest.—Stristower (^Berl. Klin. Wochensch., 1891, No. 22) claims that inunction on the chest walls in Pulmonary Phthisis is followed by remarkable diminution in the bacilli of the sputum, while the general condition of the patient improves. HYDRARGYRUM AMMONIATUM. Aramoniated Mercury. White Precipitate, Mercurammonium Chloride. Ammoniated mercury is composed of white, pulverulent pieces, or a white powder, permanent in the air, odorless and tasteless, and insoluble in water or alcohol. (U. S. P.) An ointment (Unguentum Hydrargyri Ammoniati), containing ten parts of ammoniated mercury in one hundred parts of the ointment, is official. Ammoniated mercury is discutient, stimulant, and parasiticide. Diseases of the Skin.—Ammoniated mercury is employed in the form of an ointment. In the proportion of five to twenty grains to the ounce, it is a valuable application in Tinea Circinata and Tinea Ton- surans, also in Scaly Syphili-^ic Eruptions and in Psoriasis. In some conditions of Chronic Eczema the ointment of ammoniated mercury is of value. The official ointment has always been made of an impracticable strength. It will rarely be possible to employ the drug in ointment of a greater strength than twenty grains to the ounce. A stronger form is apt to excite dermatitis, and even weaker ointments at times cause sali- vation if employed over too large a surface. * The ten- to twenty-grain ointment of ammoniated mercury is particu- larly useful in Psoriasis of the Scalp and Face, being one of the few efficient ointments which do not discolor the skin. Diseases of the Ear and Nose.—Ammoniated mercury is used by Sexton for Chronic Eczema of the auricle. B. Robinson (iV. Y. Med. Journal, September 29, 1887) employs the ointment -with vaseline for a base in loosening crusts in Atrophic Rhinitis. It is of especial value in the treatment of Eczema of the Nostril. Emplastrum Ammoniaci cum Hydrargyro. This plaster unites the stimulating and alterative properties of both drugs. It was at one time extensively employed in the later stages of Synovitis of the knee-joint, spread on leather and retained firmly