Of the reconcileableness of specifick medicines to the corpuscular philosophy to which is annexed a discourse about the advantages of the use of simple medicines.

In this work on drug action or pharmacodynamics Boyle argued that remedies composed of only one or two ingredients were preferable to more complex drugs for two reasons. First, because the patient would experience fewer side effects, and second because the physician could more readily verify the effects of a specific drug upon his patient.

Digital text from Early English Books Online at this link.