[Effect of specific immunoglobulin Y in the treatment of acute and chronic pharyngitis].

Objective: To evaluate the effect and safety of the specific immunoglobulin Y (IgY) for treatment of acute and chronic pharyngitis.

Methods: Double-blind, randomized, placebo-controlled trial was conducted on 50 adults with acute pharyngitis. Experimental group received a 6 times-daily total 30 doses of IgY stomat-spray which contained specific immunoglobulin Y (titer = 512) prepared from the egg yolk of hens immunized with a variety of bacteria.