Sentence:  The "running of the reines" or gonorrhœa, which is an exceſſive and involuntary profuſion of ſperm, "cauſed", by its proper vice, and that of the ſpermatick parts; it's "cured", ... if the ſperm be hot & ſharp, by phlebotomy, <WSD>rhubarb</WSD>, myrobalans, ſuccory, the foure greater cold ſeeds, anointing the ſpine and loines, with refrigerating unguents, the cerot of ſaunders, and comitiſſæ; ... 
Meaning of the word marked with <WSD> tags:  The dried rhizome and roots of (noshow=1) ('''Chinese rhubarb''') or (noshow=1) ('''Tibetan rhubarb'''), from China, used as a laxative and purgative.