48 ORGANIC MEDICINAL CHEMICALS 



pleasant. A powerful solvent of uric acid; recommended for gravel, renal 



and vesical calculi, for gout and diabetes. Dose, I Gm. (15 gr.) 

 PROTARGOL. Protein combination with silver, 8.3 per cent. Yellowish hygro- 



scopic powder. Used in ophthalmic practice, etc.; also in suppositories and 



as dusting powder on chancre. (See also Nargol.) 

 PYROGALLOL. (CgHj(OH)i. Antiseptic for external use. 

 RESORCIN (Resorcinol U. S.). (Meta-dioxy-benzol.) CeH 4 (OH) z . Antiseptic. 

 RADIUM AND RADIUM SALTS. See New and Non-Official Remedies, 1916, page 264. 



SAFROL. CH 3 (C3H 6 ) Q\CH 2 . (Safrolum U. S.). In sassafras oil. 



SALIPYRIN. CnHuNiOCTHjOj. Compound of antipyrine and salicylic acid. 

 Dose, o.i to 0.5 Gm. 



/OH 

 SALOL. (Phenyl Salicylas U. S.). CjH 4 \ . Antipyretic. Dose, 0.3 



N COOCHj 

 to 0.6 Gm. (5 to 10 gr.). - 



/OTT 

 SALOPHEN. CeHi^QQ Q TT MjjcoCH ' Derivative of phenol and salicylic 



acid, resembling salol. White leaflets, odorless and tasteless. Antirheumatic, 



in doses of 0.2 to 0.4 Gm. 

 SALVARSAN "606." Diamino-dihydroxy-arsenobenzene-hydrochloride. (CHAs.- 



OHNH2HC1)2. Bright yellow powder of acid reaction, slowly soluble in 



10 parts of water. Dose, 10 gr. (0.6 Gm.) which for intravenous use is dis- 



solved in 300 mils of normal salt solution, neutralized with NaOH. 

 Serum Antitoxins. The blood-serums of immunized animals. A class of prepara- 



tions employed hypodermically for the treatment of diseases of germ origin, 



such as diphtheria, etc. They have the power of neutralizing the toxin 



produced by the micro-organism or germs. Serum Antidiphthericum U. S. 



/CH, 

 SODIUM CACODYLATE. O = As CH. Dose, 0.25 Gm. (4 gr.) per os. 



\ONa 

 SODIUM ETHYLATE. CH 3 CHjONa. Whitish powder, decomposed in the presence 



of water into alcohol and caustic soda. Depilatory. 

 SOZOIODOL. CH 2 l2(OH)SOsH + 3H 2 O. Usually supplied similar to potassium 



sozoiodal (which see), but more soluble. 

 SULPHONETHYLMETHANUM. See Trional. 

 SULPHONMETHANUM. See Sulphonal. 

 SULPHONAL (Sulphonmethanum U. S.) (Diethyl-sulphon-dimethyl-methane.) 



A whitish crystalline substance, devoid of odor or taste. Dose, I Gm. (15 gr.). 

 TANNALBIN. Compound of tannin and albumen, tasteless powder, containing 



50 per cent, of tannin. Astringent. Dose, i to 2 Gm. (8 to 15 gr.). 

 TANNIGEN. (Diacetyl Tannin.) Ci4H 8 (COCH 3 )jp. Derivative of tannin, 



greyish-yellow, odorless, tasteless powder. An intestinal antiseptic, capable 



of passing the stomach unaltered. Dose, I Gm. 

 TANNOPIN. (Tannon.) 2(CHj)6N 4 (C 1 4Hi O9)s. Compound of urotropin and 



tannin. Brown, odorless, tasteless, powder. Dose, 0.5 to i.o Gm. 

 TEREBENUM. A liquid consisting of dipentene and other hydrocarbons, obtained 



by the action of concentrated sulphuric acid on oil of turpentine. Colorless, 



thin liquid, having a rather agreeable thyme-like odor and an aromatic, 



somewhat terebinthinate taste. Antiseptic. Dose, 0.25 mil (4 minims). 

 TERPINI HYDRAS. CioHig(OH) 2 + H 2 O. Colorless, lustrous, rhombic prisms, 



nearly odorless, and having a slightly aromatic and somewhat bitter taste. 



Antiseptic in bronchitis. Dose, 0.25 Gm. (4 gr.). 

 TETRONAL (CjHs)2C(SO 2 C2Hj)2. 

 THYMOLIS IODIDUM. See Aristol. 



THIOCOL. CHs OCH. (Potassium Guaiacol Sulphonic Acid.) Combines the 

 \SOsK 



full power of creasote and guaiacol. 

 THIOL. A water soluble mixture of sulphurated and sulphonated petroleum oils, 



said to have a drying astringent, antiphlogistic and disinfecting action. In 



skin diseases said to be useful; also used internally. Dose, i^ to 3 gr. (o.i 



to 0.2 Gm.). 



TRICHLORACETIC ACID. CCUCOOH. Used as a caustic. 

 TRICRESOL. (Ortho, meta and para cresol). Disinfectant and germicide. 



