( 393 ) 



quality on which their efficacy depend- 

 ed, efpecially after I had prepared both 

 a tin&ure and decodtion from the Cow- 

 itch, and given them to Worm-patients 

 without any fenfible advantage. Influ- 

 enced by thefe fuggeftions, I particu- 

 larly examined the ftate and condition 

 of all fuch patients as I knew had taken 

 the Cow-itch ; and yet can, with the 

 greateft truth, declare, that, tho' pre- 

 judiced to its difadvantage, I was never 

 able, either by my own obfervations, 

 or a diligent enquiry, to difcover a An- 

 gle inftance of any ill confequence re- 

 fill ting from its ufe j which has been fo 

 extenfive, that feveral thoufands mull: 

 have taken it ; and as no ill effedts have 

 been obferved, I think not only its. ef- 

 ficacy, but fafety, are fufficiently evin- 

 ced, to entitle it to general ufe 5 elpe- 

 cially when we refledl on the uncer- 

 tainty, and even danger, which attends 

 other Vermifuges. It is to be obferved, 



that 



