In 1837 he received his doctorate at Paris with the dissertation-thesis "Recherches sur quelques points de pathologie".
In 1864 he attained the chair of internal pathology at the faculty of medicine in Paris.
In 1866 he became a member of the Académie nationale de médecine (section for pathological anatomy).
[1] He is credited with the popularization of the hypodermic syringe in France,[2] a device that had been invented in 1853.
[3] He is also known for his pioneer experimentation with the opiate narceine,[4] and for his advocacy of hydrotherapy (cold water baths) and alcohol (a "Todd's mixture" containing brandy) for the treatment of typhoid fever.