Sulphate of Cadmium. (CdO, SO3 + 4HO.)

Obtained by dissolving Carbonate of Cadmium in dilute Sulphuric Acid, and evaporating the neutral salt, so that it may crystallize. (P.)

Med. Prop. and Action. Similar to those of the Sulphate of Zinc, than which it is said to be ten times more powerful. It is used externally in the form of collyrium (gr. ss. - gr. iv., Aq. fl. oz. ij.), lotion (gr. iv. - viij., Aq. fl. oz. ij.), or ointment (gr. ij., Adipis gr. lxxx.). Given internally in large doses, it is a powerful irritant poison. It is said to possess anti-syphilitic properties.

578. Therapeutic Uses

In Opacities of the Cornea, it has been successfully used on the Continent by Rosenbaum and Kopp, and in England by Mr. Middlemore.§ In Chronic Ophthalmia, it has been employed by Grafe and Giordano; and in Otorrha, as an injection, by Lincke. (P.)

* New Method of Treating Scurvy, 1767. Med.Times and Gaz.,Julyll, 1863.

Essentials of Mat. Med., p. 62. § Ann. Report of the Birmingham Eye Infirmary, 1835.

579. Caesalpina

(Guilandina.) Bonducella. Bonduc. (Kut-kulega, Hind.) Nat. Ord. LeguminosAe. Linn. Syst. De-candria Monogynia. Hab. East and West Indies.

Med. Prop. and Action. The Bonduc seed is a valuable tonic and febrifuge, and is advised in Bengal Ph to be combined with equal parts of black pepper, both finely powdered, in do3es of gr. vj. - xx. thrice daily. In the Tenasserim Provinces, the bark, an 1 in Amboyna the root, is reported to be used in pace of the kernel. Dr. Kirknatrick* regards the bark of the root as a better febrifuge and tonic than the nut. Ho places the dose at gr. x.

Dose, gr. iij. - gr. x.

580. Therapeutic Uses

In Intermittent Fevers, the combination of the Bonduc Kernel and Black Pepper (ut supra) is stated by Dr. O'shaughnessy to be used with the best effects. I have tried it in several cases, but without observing much benefit from its use. As a tonic in the debility after fever, it has proved very serviceable.

581. In incipient Hydrocele, the kernels, pounded small and mixed with Castor Oil, form a valuable external application (Ainslie). It appears in some instances to arrest the progress of the disease.

582. Caesalpina

(Sappan.) Sappan Tree. (Bukum, Hind.) A native of Siam, Amboyna, and the Tenasserim Provinces.

Med. Prop. and Action. Sapan-wood is a powerful astringent, containing a principle similar to, if not identical with, hAematoxyline. It may be given in decoction (Sapan-chips oz. j., Water Oj., Cinnamon gr. lx.; boil to Oj.), or in the form of extract (Beng. Ph.).

Dose of Decoction, fl. oz. j. - fl. oz. ij.; of Extract, gr. v. - gr. x., thrice daily.

Therapeutic Uses. Similar to those of Logwood. It may be advantageously substituted for the latter in Chronic Diarrhoea, the later stages of Dysentery, Leucorrha, &c. See HAeema-toxylum. •