Chlamydia can be treated with which of the following medications alone?

Doxycycline is an effective treatment for Chlamydia due to its ability to inhibit bacterial protein synthesis, which is vital for the growth and reproduction of the bacteria. It is part of the tetracycline class of antibiotics and has demonstrated good efficacy and safety in treating Chlamydia infections.

While other medications on the list may have roles in treating various infections, they are not typically recommended as monotherapy for Chlamydia. For instance, amoxicillin is more commonly used for certain bacterial infections, but it is not the first-line treatment for Chlamydia. Ciprofloxacin is a fluoroquinolone that is not primarily indicated for this particular infection, and metronidazole is more effective against anaerobic bacteria and certain parasitic infections rather than Chlamydia. Therefore, doxycycline stands out for its targeted action against this specific pathogen.