(John-James), an eminent physician, born at Geneva in 1652. The elector of Brandenburg made him his first physician in 1699; in which post he continued till his death, which happened at Geneva in 1742. He wrote many works; the most known of which are, 1. A collection of several Pharmacopoeias, in folio. 2. Bibliotheca pharmaceutica-medica. 3. Bibliotheca anatomica. 4. Bibliotheca chemica. 5. Bibliotheca chirurgica. 6. A bibliotheca of all the authors who have written on medicine, in 4 vols folio. All these works are in Latin. Daniel le Clerc, the author of a History of Physic, assisted him in writing them.