464 ESSAYS asp OBSERVATIONS 
Vil. Wuen their bufinefs can allow, they 
fhould go out of the reach of the. reek, jto 
breathe an untainted air, and to take victuals 
free from lead. But 1 moft caution the la- 
bourers at Leadhills not to take long journeys: 
they are more hurt by travelling one day, 
than by working two. 
Tue cure of this difeafe depends principal- 
ly on cleanfing the primae viae: and therefore, 
after blooding fuch patients, if they are ple- 
thoric, I give them a vomit of emetic wine or 
tartar ; which muft be a dofe double to what 
would vomit another perfon ; otherways it 
would have no effect, efpecially when the 
difeafe is violent or has continued long. My 
father, who has had long practice with fuch 
patients under the mill-reek, has always fine- 
ly: powdered wvitrum antimonii ready ; of which ~ 
he gives half a drachm for a. dofe; and du- 
ring its operation, warm water as to be drank 
plentifully. Ifthe vomit operates well, and 
purges brifkly too, the patient is in a fair way 
of recovering ; which a fecond, but a milder 
dofe of ipecacuaina with fome tartar emetic 
mixed, often makes compleat: but, if the 
emetic neither vomits nor purges, the patient 
is generally worfe for it; and a ftronger dofe | 
fhould 
