Sentence:  "Bezoar" ("Horſe") called "Hypolites", excites Sweat, reſiſts Poiſon, kills the Worms, and ſtops a Looſeneſs; the Doſe is from half a <WSD>Scruple</WSD> to two <WSD>Scruples</WSD>. 
Meaning of the word marked with <WSD> tags:  A weight of 1/288 of a pound, that is, twenty grains or one third of a dram, in England about 1.3 grams (symbol: ℈).