28 DATURA STRAMONIUM. 
self have found by my dayly practise, to my great 
credit and profit.” . Others, since the time of Ge- 
rarde, have used this preparation, if not with the 
same gratifying success, at least with some bene- 
fit as an anodyne, sedative application. It miti- 
gates the pain in burns and inflammatory tumors, 
and promotes the cure of certain cutaneous erup- 
tions. In some irritable ulcers with thickened 
edges and a sanious discharge, I have found it re- 
markably efficacious in changing the condition 
and promoting the granulations and cicatrization. 
In painful hemorrhoidal tumors the ointment of 
Stramonium with the ointment of acetate of lead 
gives, in many cases, very prompt and satisfacto- 
ry relief, being in this respect inferior to no ap- 
plication, with which I have been acquainted. 
Applied topically to the eye, the preparations 
of Stramonium diminish the sensibility of the re- 
tina, and relax the iris. From this effect it is 
employed by many surgeons to dilate the pupil, 
as preparatory to the operation for cataract. 
The virtues of Stramonium appear to be seat. 
ed in an extractive principle, which dissolves in 
water and alcohol, but most readily in the for- 
mer. It is copiously precipitated from the infu- 
sion by muriate of tin. With sulphate of iron it 
gives a deep green colour, and with gelatin suf. 
a 
