S84 ESSAYS and OBSERVATIONS 



dofe can be afcercained to the greateft 

 exactnefs. 



The eiEcacy of this medicine in de- 

 ftroying worms, was firft difcovered to 

 me by one of my venereal patients, a flu- 

 dent in phyfic, who had been taking thefe 

 pills ten or twelve days, for the cure of 

 two or three flight venereal fores or 

 fhankers. Upon his recovery, he told 

 me, that he was not only cured of his 

 venereal difeafe, but of another very 

 troublefbme diforder with which he had 

 been plagued upwards of 13 or 14 years, 

 the afcaridest and the vermes cucurbitini ; 

 for Vv'hich he had taken, during that 

 time, immenfc quantities of tin -powder, 

 mercurial purges, &c. to very little pur- 

 pofe. He had pafTed, at different times, 

 a large number of the 'vermes cucurbitini, 

 under their ufual form, linked together, 

 and meafnring fome feet in length, all of 

 them dead, as were vafl numbers of the 

 afcarides, which he voided at the fame 



time. 



This perfon mentioned, from experi- 

 ment on himfelf, what has fince been 



con- 



