The causative agent of urogenital chlamydial infection is mainly Chlamydia trachomatis, which can cause urethritis, endometritis, tubitis, epididymitis, and lymphogranuloma venereum. The drugs available for genitourinary chlamydial infections are: tetracycline, erythromycin, doxycycline, azithromycin, clarithromycin, ofloxacin, rifampin, and fluoroquinolones. The treatment regimen recommended by the CDC can also be used. The drugs available include: tetracycline, doxycycline, minocycline, erythromycin, amoxicillin, clarithromycin, cefoxitin, propofol, ceftriaxone, gentamicin, erythromycin, and sulfamethoxazole.