2. (Ph. E.) As the stronger ointment, Ph. E., but using a triple proportion of oil and lard. Uses, &c. See the STRONGER OINTMENT (above).
Ointment of Ni′trate of Sil′ver. Syn. Unguentum argenti nitratis, L. Prep. 1. (M. Jobert.) Nitrate of silver, 2, 4, or 6 parts; lard, 20 parts. These ointments are respectively numbered 1, 2, and 3, and are used in white-swelling.
2. (Macdonald.) Nitrate of silver, 1 part; lard, 7 to 8 parts. To smear bougies, in gonorrhœa, &c.
3. (Mackenzie.) Nitrate of silver, 5 gr.; lard, 1 oz. In purulent and chronic ophthalmia, ulcers on the cornea, &c.
4. (Velpeau.) Nitrate of silver, 1 gr.; lard, 1 dr. In acute ophthalmia, &c. The above compounds require to be used with caution.
Ointment of Ni′tric Acid. Syn. Oxygenised fat†; Unguentum oxygenatum, U. a. nitrici, L.; Pommade d’alyon, Fr. Prep. (Ph. D. 1826.) Olive oil, 1 lb.; lard, 4 oz.; melt them together, add, gradually, of nitric acid (sp. gr. 1·500), 51⁄2 fl. dr., and stir the
mixture constantly with a glass rod until it concretes.
Uses, &c. In itch, porrigo, and some other chronic skin diseases; and as a dressing for syphilitic and herpetic ulcers, old sores, &c. It is frequently employed as a substitute for the ointment of nitrate of mercury, which it somewhat resembles in appearance; but it is less active and useful.
Ointment of Ni′tric Ox′ide of Mer′cury. Syn. Ointment of red oxide of mercury (B. P.), Red precipitate ointment; Unguentum hydrargyri nitrico-oxydi (Ph. L.), U. h. oxydi (Ph. E.), U. h. o. rubri (B. P., Ph. D.), L. Prep. 1. (Ph. L.) White wax, 2 oz.; lard, 6 oz.; mix, by heat, add of nitric oxide of mercury, in very fine powder, 1 oz., and rub them together.
2. (Ph. E.) Nitric oxide of mercury, 1 oz.; lard, 8 oz.; mix by trituration.