Doxy 100mg BD 7/7. 2nd-line: oflaxacin 200mg BD 7/7 (if <25 yrs, test for reinfection at 3-6M). Pregnancy/BF: azithro 1g STAT the 500mg OD 2/7 (test of cure at 3/52)

Complicated if ascended to upper genital tract, PID in women, epididymo-orchitis in men, NAAT on swab or urine sample for diagnosis, doxycycline 100mg BD 7/7 first-line, test for reinfection at 3/12): Chlamydia - uncomplicated genital (CKS), Chlamydia (NHS Choices), Chlamydia (BASHH, 2016)​

STI treatment guideline for primary care (Lambeth & Southwark CCG)