2. The Younger, so called to distinguish him from his father of the same name, was the son
of the preceding, and is supposed to have been also physician to Nero,
he is generally supposed to have been the author of a work on pharmacy in three books
(Galen, De Compos. Medicam. sec. Gen. 2.1. vol. xiii. p. 463), which is
quoted very frequently and with approbation by Galen, but of which only a few fragments
remain.