. : °°)» BOTANIC: PHYSICIAN: 2:5 18224 — 
Rust of Tron.—Carbonate of iron. Moisten purified filings of 
ron frequently with water, that they may be converted into rust, 
which is to be ground into an impalpable powder. ; 
_ During exposure to air and moisture, iron is oxydated, and this 
oxyd is found combined with carbonic 
2 
vet 
eta 
- 
mild than the other saline combinatio: : 
recipi sf D ntemans 0 Tron.—This is orecipitated from a so- 
_Salt of Steel.—Sulphate of iron. This is one of the most active 
_ preparations of the metal, and is frequently employed in cachectic 
cases, -and green sickness, for exciting the uterine discharges, 
strengthening the tone of the viscera, and destroying worms. — Its 
medium dose is from three to five grains, 
There are other preparations of iron, as the martial flowers, the 
red oxyd of iron, dried sulphate of iron, &c. but they are superseded, * 
Soe : 
a Leap. Plumbum. 
- The effects of lead on. the bedy are emaciation, violent colics, 
paralysis, tremors, and contractions of the limbs ; as t generally 
come.on gradually, the cause is sometimes overlooked. cal airs 
ing impregnated with it by being improperly kept in vessels lined 
with that metal, or to which lead has been criminally added to correct 
_ its acidity ; or among manufacturers who work much with lead, as 
painters and plumbers, and who are not sufficiently attentive to avoid 
swallowing it. The following preparations of lead have been used 
_ for medicinal purposes. yeh <6 
Sugar of Lead.—Like other preparations of lead, this is a violent 
pera Its internal use though often ventured upon, is entirely to 
2 rejected. It forms, however, a valuable external application, in” 
uperficial and phlegmonic inflammations, bruises, and diseases of the 
skin. It is always applied in solution, either simply, as to the eyes, 
or by means of cloths soaked in it, or mixed with bread crumb. A 
drachm with five ounces of any distilled water, forms a strong solu- 
tion, and with ten ounces of water, a weak solution: If common 
water be used, the addition of about a drachm of vinegar will be ne-_ 
cessary to keep it in solution. It is frequently employed as an in- 
jection in gonorrhea, and an eyewater for inflamed eyes. 
_Goulard’s Extract of Lead, is made by simmering one pound | 
acid, absorbed, probably, from 
~- 
