XII. If an Erysipelas be in the near adjacent places, you must ap∣ply those things which we have di∣rected in the Chapter of an Erysi∣pelas, lib. 3. cap. 17. You may very profitably impose on the external Parts, Waters and Jui∣ces of Elder-flowers, and Night∣shade.
XIII. But if you should rashly impose things which stop the Pores, great Blisters would often be ex∣cited, with malign and long con∣tinuing Ʋlcers, especially in the Thighs, which many times (by suffocating the natural Heat) de∣generate into a Gangrene.
XIV. If it should so happen, it will be then requisite, to apply cooling things, Dryers, and A∣stringents together. As,
XV. ℞ Plantan-leaves, M. i. Red-Roses M. ss. boil in Water to softness: heat and pulp them, and add Barley-flower ℥iss. pouder of Balaustians ℥ss. oil of Roses, q.s. mix, and make a Cataplasm.
XVI. But that which is often used here, is Unguentum Diapom∣pholygos, unto which (if you please) you may add a little Saccharum Saturni.