At the end of this time the candidate was required to pass an examination, and then to take an oath promising to uphold the teachings of the school, to administer no noxious drug, to teach nothing false, and not to keep an apothecary shop.
Katherine B. Shippen, writing about the requirements of the medical school of Salerno in the 13th century, in Men of Medicine (via naturallywell)
Ayurveda Initiative for Global Health 