The Materia Medica. 59

„etic—andyetitis allowed to caufe a vertigo, dimnefs off Ig ht, 'and convulnons of tbe globe of the eye, more or lefsMuL-ven for whole days. (Lining and Garden.) Oftherootinfubftance (which is moft efficacious) xu gra.nsare a moderate dofe for . child three years old, _ or aninfufion in boiling water of xx grains, m.ed w.th mük andfweetened, to be repeated morning and everung ror fomedays, (Lining;) for an adult, from 3 i to 3 ifs, or more, and -aninfuüon of 3 üj, or S iv, twice a day. (Garden.) It »fafer ingeneral to givelarge dofes than fmall, as the vertigoand convulfions oftener follow from fmall dofes; whereas,from large, he never obierved any other efFeft than its provingemetic, or violently cathartic. Id. ib.

Garden fays fometimes 3 * is as purgative as the famequantity of rhubarb, - that he never found it of much fcr-vice except it proved gently purgative, and he thinks a pre-vious emetic fhould never be omitted. Lining always addcdtathepowder a fufEcient quantity of rhubarb to keep the bo-dy oren, and Garden fays the addition of the purgative ren-deTsits ufefafe,and prevents all danger of convulfion of theeves ' It is ? : .ven in worm-fevers by both,-by the latterJong with a fmall Proportion of Rad. Serpentanre VirgWanae,theexacerbations of which it abates, he fays, confiderably.Card. p. 149.

Rhamnus catharticus,L. S. P.

Spina cervina,

Buckthor n,

the Berry.

piritus