MANGANUM 189 



astringeut, and generally aids digestion; is diuretic, and in 

 large doses, owing to the alcohol which it contains, is 

 somewhat stimulating. The tincture is, accordingly, partic- 

 ularly valuable in anaemia, dependent upon chronic indiges- 

 tion in horses and cattle, and in that occurring in convales- 

 cence from acute diseases. In such conditions, the 

 preparation stimulates appetite, digestion and renal activity. 

 "When given by the mouth, the tincture of the chloride of 

 iron is of local benefit in pharyngitis, combined with chlorate 

 of potash, glycerin and water. It is also prescribed in 

 intestinal haemorrhage, but there is no remote astringent or 

 styptic effect exerted upon the vessels or tissues. Small 

 doses of the tincture of ferric chloride may be safely 

 dropped, undiluted, upon the tongue of horses or cattle from 

 s, small bottle used as a measure. It is frequently conjoined 

 with alcohol and mineral acids. 



Iron and ammonium citrate and iron and potassium 

 tartrate are mild, non-astringent preparations, suitable for 

 dogs and given in pill. 



Iron and quinine citrate is a useful combination for 

 dogs, dispensed in pill. It is often employed in canine 

 distemper and chorea. 



Manganum. 



{Manganum is not used in Medicine in the metallic state.) 



PoTASsn Permanganas. Potassium Permanganate. KMnO^. 

 (U. S. & B. P.) 



Synonym. — Kali hypermanganicum crystallisatum, P. G.; 

 hy permanganas potassicus S. kalicus, permanganate of 

 potash, E.; permanganate de potasse, Fr.; uebermangan- 

 saures kali, G. 



Derivation. — Caustic potash, chlorate of potassium and 

 black oxide of manganese are fused together. 6 KHO + 

 KCIO3 + 3 MnO, = 3 K,MNO, + KCl + 3 H,0. The 

 manganate of potassium is boiled with water till the color 



