Tag Archives: Minocycline

Diseases Of The Middle And Inner Ear

Normal Anatomy and Physiology The middle ear consists of the tympanic membrane, three cavities (epitympanic, tympanic, and ventral), and the bony ossicles (malleus, incus, and stapes). The tympanic membrane has two parts: (1) the thin pars tensa that attaches to the manubrium of the malleus and (2), above the pars tensa, the thicker, pars flaccida.… Read More »


The tetracyclines are broad-spectrum antibacterials active against Mycoplasma, Chlamydophila, and Rickettsia in addition to bacteria. They are active against a range of Gram-positive and Gram-negative bacteria but have little useful activity against E. coli, Salmonella, Proteus, or Pseudomonas spp. Tetracyclines are bacteriostatic and acquired resistance is now widespread among bacteria. The widely used oxytetracycline and… Read More »