132 GENERAL THERAPEUTICS FOR VETERINARIANS 



of water in a short time. Sialagogues are consequently specific for 

 all dropsies, transudates and fluid exudates. They have an abor- 

 tive action against laminitis (arecoUne), act as derivatives in dis- 

 eases of the brain and kidneys and serve to eliminate poisons from 

 the body. 



Antisialagogues are drugs which reduce an abnormally in- 

 creased secretion of saliva (salivation). The most important are 

 atropine and hyoscine (scopolamine). The same drugs also at the 

 same time reduce an abnormally increased sweat secretion and are 

 therefore called antihidrotics. To the latter class belong also 

 agaricin and camphoric acid. 



Drugs. — 1. Pilocarpinae hydrochloridum. Specific sialagogue in 

 dropsical conditions. Dose (1/5 the diaphoretic dose): horses, 

 0.1-0.2, grs. iss to iij ; cattle, 0.2-0.4, grs. iij to vj ; sheep and goats, 

 0.01, gr. 1/8; dogs, 0.005-0.02, gr. 3/40 to 34- Use cautiously 

 when heart disease is present. 



2. *Arecolinae hydrobromidum. Also a specific sialagogue; 

 especially effective in laminitis and acute hydrocephalus. The 

 dose of arecoline is five to ten times less than that of pilocarpine; 

 for horses, 0.02-0.05, grs. K to %. 



