PLUMBI OXIDUM — LEAD OXIDE 425 



Liquor Flumbi Svbacetatis contains lead acetate 18, lead oxide 

 11, and water to make 100, or 25 per cent, of subacetate of lead. 

 The dilute solution — Liquor Plumbi Subacetatis Dilutus — con- 

 tains 1 per cent, of subacetate of lead or 4 per cent, of the stronger , 

 solution. 



Liquor Plumbi et Opii. JST. F. Lead and Opium Wash. 



Therapeutics. The stronger solution diluted with 3 or 4 parts 

 of water is useful as an application in acute eczema, contusions, etc. 

 Diluted 1 to 4 — 8 in ointment it is useful in scratches, and acute 

 skin diseases. 



The weaker solution is not strong enough for much benefit but is 

 frequently used as lead and opium wash (2 parts of lead water to 1 

 of laudanum). 



B Plumbi Acetatis 3 j 



Tincturae Opii S j 



Aquae q. s ad. S viij 



M. Ft. Lotio. 



This solution is chemically incompatible, but nevertheless has 

 been quite widely used as an application to bruises, etc. 



* PLUMBI lODIDUM — LEAD IODIDE 



Lead iodide is a heavy bright yellow powder, without odor and 

 sparingly soluble in water and alcohol. 



Preparation. TJnguenium Plumbi lodidi — 10 per cent. 



Lead iodide is used for its iodine action. It has been recom- 

 mended as a desiccant powder in thrush of horses, and as an oint- 

 ment in non suppurative adenitis. 



B Sodii lodidi 3 j 



Plumbi lodidi. 



Olei Olivse aa. 3 ijss 



M. Pt. Un^entum. 



Sig. Apply under bandage for pustular dermatitis of extremities of 

 dog. Said to be specific. (Udall.) 



* PLUMBI NITRAS — LEAD NITRATE 



Lead nitrate occurs in white translucent octohedral crystals; 

 it is. odorless, and has a sweetish astringent, metallic taste. Solu- 

 ble in 2 parts of water. It is used as a caustic either in pure form 

 or concentrated solution in canker of horses. 



PLUMBI OXIDUM 



Synonyms. Eed Lead, Litharge, Lead Oxide 



Lead oxide occurs as a heavy reddish yellow powder or minute 

 scales, odorless, tasteless and insoluble in the ordinary menstrua. 

 * Unofficial. 



