470 The Complete Engliíh ¥)ifi>enfatory. Part III.

purging off vifcid, cold, pituitousHumours from the extreme Parts,and to be good to reftore the Vi-gor of the Nerves, as well as toremove their Impediments. Mo-nardus lib. 13. Epifl. 6. prodigiouf-]y commends them in the Epiiepfv,and affirm« that they excel the lit-ers, in fortifying the Stomach, andremoving Ifchiadic Pains. TheCum Arabic feems intended as aCorredor of the Euphorbium, as itmay entangle its violent activeParts, and make its Operationmore tolerable ; but it is to befear'd, that Ingredient is here intoo large a Proportion, notwith-ilanding fuch Precaution. TheDofe of this is from gr. xv. to 5 fs.

And in robuft Conftitutions there ishardly any Cathartic of equal effi-cacv, to cleanfe away the moilobftinate Humours.

Pil. Pcftilentialej, Pills againjl thePefitlence.

• Take Aloes, j i. Myrrh and Saf-' fron, ana j fs. make into a Mafs• with Canary.'

Thefe are a Prefcription of Avi-cen, in imitation of thofe of Ruf-fus, which the College have underhis name. Fœlix Plateras has alfoa Prefcription under the fame Ti-tle, but it is perplex'd and notworth inferting here. The Vir-tues and Dofe are the fame as thofeof the Pil. Rttffi.

SECT. VIII.

Of *p4wders and Species.

UNder thefe Names we includeonly fuch as are compound ;for what concerns the reducing anySimple into a Powder, belongs tothe preceding Part about Prepara-tion, and does not require any far-ther Directions ; fuch things alwayspreferving the Virtues of what theyare produced from. Into this formmany Materials are reduced, Whichare intended to be given in fub-ftance ; and tho fome are thus re-duced only in order to bring theminto other Forms, as Pills, Electu-aries, &c. yet many are kept andprefcrib'd in this. Whatfoever ofa volatile and aromatic nature isconcerned herein, ou^ht to be madein fmall quantities, that the Medi-cine may be always as freih as pof.iible ; and it alfo ought to be keptclofe ftopt ; which" makes thofe

wide open GlafTes, which are gene-rally cover'd only with a Paper inthe Shops, very blameable ; whencethe Pulvis An comp, with fome o-thers, become good for little, thomade of very efficacious Ingredi-ents. The oily and fmooth Com-pofitions likewife under this Divi-fion, which aremoftly of Seeds andthe like, are not to be made inany quantity, becaufe they growrancid, as the Pulvis Hali. Andindeed this Form is altogether im-proper for things of that nature,becaufe they are net without diffi-culty reducible into a Powder, andmay much more conveniently bebeat up into a Parte for Troches,or made into Electuaries, where-in alfo they m.iv be much bet-ter preferv'd. All refincus Sub-ftances which come under this Ma-nagement,