The laxatives which purge the phlegmatic humors of the spleen are made bitter by two scruples of lapis lazuli that have been well washed, or by lapis Armenicus, senna, agaric, or esola according to their individual dosages.
The medicines which purge the phlegmatic humors of the kidneys, bladder, and womb are made bitter by lapis lyncis36 lapis spongie37, agaric, scammony, esola, and Jew-stone i.e. Jewish38 which has been well washed. Their quantity, two scruples. Should they be hot humors which accumulate in the same members let them (the medicines) be made bitter by scammony, rhubarb, reuponticum, or cassia fistola according to their individual dosage.