480 PROTECTIVES 



TALCUM PURIFICATUM — PURIFIED TALC 



Synonyms. Talc, Venetian Talc, Magnesium Silicate, Soapstone 

 Talc is only used as a protective and diluent. 



R Talci Purificati 3 iv 



Acidi Borici 3 j 



Zinci Oxidi S iij 



M. Ft. Pulver. 



Sig. Use as a dusting powder for erythema. 



* KAOLINUM — KAOLIN 



Synonyms. Fuller's Earth, Hydrated Aluminium Salicate 



Kaolin is the principal ingredient of the clay poultices. It occurs 

 as a dirty gray powder or in hard lumps (white rock), is unctuous 

 and slippery when moist, swells up on the addition of water and 

 retains large amounts of water. It may be used in its dry con- 

 dition as a protectant powder and when soaked up with water or 

 glycerin as a poultice in inflammatory conditions and as a pack for 

 horses' feet. 



LYCOPODIUM 



Lycopodium is the spores of Lycopodium claratum. It may be 

 used as a protective in irritations of the skin and is used in pharmacy 

 as a coating for pills so that they will not stick together. 



COLLODIUM — COLLODION 



Collodion is a solution of gun cotton in ether and alcohol. 

 Preparations. 



CoUodium Flexile. Flexible collodion. 

 * CoUodium Stypticum. Styptic collodion. 

 CoUodium Cantharidatum. Cantharidial collodion. 

 Flexible collodion is a simple protectant, styptic collodion a styp- 

 tic dressing and cantharidial collodion a mild stimulant. 



SOAPS 



Two soaps are oiBcial, Sapo and Sapo Mollis. 



SAPO — SOAP 



Soap is directed to be prepared from olive oil and sodium 

 hydroxide. It is really sodium oleate. It corresponds to the " pure 

 white Castile soap " of commerce. It is used as an excipient for 

 making pills, as a detergent, in the preparation of liniments and in 

 preparing enemata. A small piece of soap formed into suitable 

 shape will make a fairly satisfactory suppository for small animals. 

 * Unofficial. 



