[Clinical studies on doxycycline treatment of urogenital Chlamydia trachomatis infections].

Nineteen patients of male NGU and 8 patients of female NGC were treated with doxycycline (DOXY, 200 mg/day for 14 days). C. trachomatis positive rate of male NGU was 12/19 (63%), and that of female NGC was 4/8 (50%). C. trachomatis positive rate of male NGU after treatment of DOXY for 3 days, 7 days and 14 days, was 83%, 17% and 0%, respectively. Serous discharge after treatment of DOXY for 3 days, 7 days, 14 days, was continued in 100%, 33%, 0%. Administration of DOXY (200 mg/day for 14 days) was considered good treatment for male C. trachomatis positive NGU.