In this article we will discuss about:- 1. Structure of Tetracylines 2. Antibiotic Spectrum of Tetracylines 3. Mechanism of Action. Structure of Tetracylines: All members of the group of tetracyclines consist of a common four-ring structure to which a variety of side chains (R1, R2, R3) are attached (Fig. 45.14). Antibiotic Spectrum of Tetracylines: Tetracyclines […]