^inimentum Camphorae Ammoniatum. 12.5; Oil of Lavender, 

 0.625; Strong Solution of Ammonia, 25; Alcohol to 100. 



^piritus Camphorae. Dose, 5-20 min.; 0.3-1.2 c.c. 

 10; Alcohol to 100. 



^Tinctura Camphorae Composita. (Paregoric Elixer, Paregoric.) 

 Dose, 30-60 min.; 2-4 c.c. 



0.34; Tincture of Opium, 6.09; Benzoic Acid, 0.46; Oil of Anise, 0.31; Al- 

 cohol to 100. 1 fl. dr. contains 1/4 gr. of Opium or 1/30 gr. of morphine. 



CANNABIS INDICA. INDIAN HEMP. The dried flowering or fruiting 

 tops of the female plant of Cannabis sativa. Usually compressed masses 

 of leaves, stems, and flowers. The leaves bear numerous oil glands and 

 curved hairs. The active constituent seems to be cannabinnol contained 

 in the resin. 



1 Extractum Cannabis Indicae. Dose, ^-1 gr. ; 15-60 mgms. 

 An alcoholic extract of a soft consistence. 



x Tinctura Cannabis Indicae. Dose, 5-15 min.; 0.3-1 c.c. 

 5; Alcohol to 100. 



Cantharis. Cantharides. The dried beetle Cantharis vesica- 

 toria. About 3/4 to 1 inch long and a 1/4 inch broad, with two long wing- 

 sheaths of a coppery-green colour; odour strong and disagreeable. The 

 active principle is cantharidin, an acid anhydride, which is volatile; soluble 

 slightly in water, less so in alcohol (1 in 1150) and in ether (1 in 700), more 

 so in chloroform (1 in 65) and in acetone (1 in 40) and in glacial acetic acid; 

 incompatible, with alkalies (forming salts which are active) and lead, 

 silver, copper and mercuric salts in solution. 



3 Acetum Cantharidis. Vinegar of Cantharides. 10; a mixture 

 of Glacial Acetic Acid and Water in equal parts to 100. 



iEmplastrum Cantharidis. 35; Yellow Beeswax, 20; Lard, 20; 

 Resin, 20; Soap Plaster, 5. 



2 Emplastrum Calefaciens. Warming Plaster. 4; Yellow Bees- 

 wax, 4; Resin, 4; Resin Plaster, 52; Soap Plaster, 32; Water, boiling, 20. 



x Liquor Epispasticus. Blistering Liquid. 50; Acetic Ether 

 100: by percolation. 



^ollodium Vesicans. Blistering Collodium. to 100; Py- 

 roxylin, 2.5. 



2 Tinctura Cantharidis . Dose, if repeated, 2-5 min.; 0.1-0.3 c.c.: 

 for a single administration, 5-15 min.; 0.3-1 c.c. 

 1.25. Alcohol, 100: by maceration. 



^nguentum Cantharidis. 10; Benzoated Lard 90. 

 46 



