58 INTRODUCTORY CHAPTER. 



Again, page 263. 



Take of Barbadoes aloes ten drachms. 

 ./Ethiop's mineral fix drachms, 

 cream of tartar and India rhubarb, 



of each two drachms, 

 ginger in powder, fyrup of buck- 

 thorn, &c. &c. 

 jalap two drachms. 

 In Gibfon's prefcription the purging ingredi- 

 ents (to exclude the cinnabar) amount to an 

 ounce and half, or ten drachms. In Taplin's 

 firft, the cathartic articles, one of which is 

 mercury, make fixteen drachms and half. In 

 Taplin's fecond, the faid articles amount to 

 fourteen drachms, exclufive of the acthiops ; 

 and the aloes is of the coarfe, or violent fort. 



To return to the cautious and rational ad- 

 monitions of Gibfon (of which alone enough 

 might be extracted from his works to fill a 

 good Stable Directory,) a few more of them 

 {hall fuffice. Speaking of the farcy, he fays, 

 page 222, vol. 2. " Many of our common 

 farriers ufe arfenic or corrofive fublimate,. 

 after opening the buds, putting a fmall quan- 

 tity into each, &c. &c. — but many Horfes have 

 been poifoned by thofe things, efpecially with 

 the arfenic and fublimate, when they have 

 fallen into the hands of ignorant perfons. 

 Now as to internals, thev ought to be both 

 efficacious and fafe, yet when once the farcy 

 is advanced to this degree, nothing is more 



common 



