The Congregation for the Doctrine of the Faith, having received the opinion of the Pontifical Council for the Laity, has decided that it would be appropriate to publish the present Doctrinal Note on some questions regarding the participation of Catholics in political life.
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Azithromycin (ZithromaxÂ®) Azithromycin is the first macrolide antibiotic belonging to the azalide group. Azithromycin is derived from erythromycin by adding a nitrogen atom into the lactone ring of erythromycin A. Azithromycin is sold under the brand names ZithromaxÂ® and SumamedÂ®, and is one of the world's best-selling antibiotics. History.