Mecillinam against genital Chlamydia trachomatis infection: a small-scale proof-of-concept study shows a low cure rate.

Objectives: Mecillinam is highly active in vitro against Chlamydia spp. We aimed to determine whether mecillinam should be evaluated further as treatment for genital Chlamydia trachomatis infection.

Patients And Methods: The study was conducted at an open-access clinic for sexually transmitted infections in Oslo, Norway.