Patients who have chlamydial infection and also are infected with HIV should receive the same treatment regimen as those who are HIV negative. It is important to know that treating infected patients prevents sexual transmission of the disease, and treating all sex partners of those testing positive for chlamydia can prevent reinfection of the index patient and infection of other partners. Recommended therapy: Azithromycin 1 g orally in a single dose OR Doxycycline 100 mg orally twice a day for 7 days It would be better if you visit your doctor to see if it is for sure Chlamydia trachomatis.