Erythromycin 500 mg tablet contains 500 mg Erythromycin BP. Therapeutic indications: For the prophylaxis and treatment of infections caused by erythromycin-sensitive organisms. Antibiotic highly effective in the treatment of a great variety of infections. 1) Upper respiratory tract infections: laryngitis pharyngitis sinusitis secondary infections in colds and influenza tonsillitis peritonsillar abscess. 2) Lower respiratory tract infections: acute and chronic bronchitis tracheitis pneumonia (lobar pneumonia bronchopneumonia primary atypical pneumonia) bronchiectasis legionnaires disease. 3) Eye infections: blepharitis. 4) Ear infections: otitis media and otitis externa mastoiditis. 5) Oral infections: gingivitis Vincent’s angina. 6) Skin and soft tissue infections: boils and carbuncles abscesses pustular acne paronychia impetigo cellulitis erysipelas. 7) Gastro-intestinal infections: staphylococcal enterocolitis cholecytis. 8) Other infections: gonorrhoea syphilis urethritis osteomyelitis lymphogranuloma venereum diphtheria prostatis scarlet fever. 9) Prophylaxis: pre- and post-operative burns trauma rheumatic fever.