Biaxin - antibacterial agent of group of macroleads, semi-synthetic derivative of erythromycin. Biaxin is prescribed for treatment of infectious processes caused by flora, sensitive to it: sinusitis, pharyngitis, tonsillitis; folliculitis, streptoderma, erysipelatous inflammation, staphyloderma; bronchitis, community-acquired or hospital-acquired pneumonia; infections of dentoalveolar system; local or widespread mycobacterial infections caused by Mycobacterium intracellulare or Mycobacterium avium; in a complex of medicine oppressing acidity of a gastric acid for eradication of Helicobacter infection.

Zithromax - antibiotic of a wide spectrum of action. Antibiotic-azalide, a representative of a new subgroup of macrolide antibiotics. In the focus of inflammation it has a bactericidal effect. For the active ingredient of Zithromax, Azithromycin, all the gram-positive cocci (except those bacteria which are resistant to erythromycin) are susceptible.