DIURETICS. 187 



Extractum Buchii Fluidum, fluid extract of bu- 

 chu. ^Dose: H., fl. 3 ij.-vi. ; D., Tilx.-fl. 3 ss. 



Capsicum, Cayenne pepper, the fruit of Capsi- 

 cum fastigatum. Contains capsicin, a peculiar liquid 

 principle; also a volatile alkaloid. 



Oleoresina Capsici, oleoresin of capsicum. Dose: 

 H., TTixv.-fl. 3i. ; D., mi.-v. 



Extractum Capsici Fhiidiim, fluid extract of 

 capsicum. Dose: H., fl. 3 ij.-vi.; D., Ti|v.-fl. 3 ss. 



Tinctura Capsici, tincture of capsicum (five per 

 cent.). Dose: H., fl. 3 ss.-iss. ; D., "nixv.-fl. 3 i. 



Caps^c^^??^ P^iZms, powdered capsicum. Dose: H., 

 3i.-ij. ; D., gr. v.-x. 



Capsicum in properly regulated doses is stomachic, 

 carminative, sialogogue, and diuretic; large doses 

 are gastro-intestinal irritants. Externally it is used 

 as a stimulant and counter-irritant. 



Juniperus, juniper, the fruit of Juniperus com- 

 munis. Contains juniperin, a non-crystalline princi- 

 ple, and a volatile oil. 



Oleum Juniperi, oil of juniper (berries). Dose: 

 H., fl. 3i.-ij.; D., tt^v.-xx. 



The refrigerant diuretics modify rather than in- 

 crease the urine, exercising a sedative action upon the 

 heart and circulation. Hydragogue diuretics in- 

 crease the water of the urine largely, and in general 

 act by raising arterial pressure, either throughout 

 the entire body or locally in the kidneys. The stim- 

 ulant diuretics are largely eliminated by the kidneys, 

 and act upon the entire genito-urinary mucous mem- 

 brane by local irritation, which in excess causes in- 



