A patient suspected of both gonococcal and non gonococcal urethritis. Drug of choice in such patient?
**Core Concept**
In the management of gonococcal and non-gonococcal urethritis, it is essential to select an antibiotic that is effective against both Neisseria gonorrhoeae and Chlamydia trachomatis, the causative agents of these infections. The chosen antibiotic should have a broad spectrum of activity, including coverage against other sexually transmitted infections (STIs).
**Why the Correct Answer is Right**
The recommended treatment for co-infection with gonococcal and non-gonococcal urethritis is dual therapy with ceftriaxone and azithromycin. Ceftriaxone is a third-generation cephalosporin with excellent activity against Neisseria gonorrhoeae, while azithromycin is a macrolide antibiotic that is effective against Chlamydia trachomatis. This combination provides broad-spectrum coverage against both gonococcal and non-gonococcal urethritis.
**Why Each Wrong Option is Incorrect**
**Option A:** Ciprofloxacin is a fluoroquinolone antibiotic that is effective against Neisseria gonorrhoeae but not against Chlamydia trachomatis. It is not the preferred choice for dual therapy.
**Option B:** Doxycycline is a tetracycline antibiotic that is effective against Chlamydia trachomatis but not against Neisseria gonorrhoeae. While it can be used to treat non-gonococcal urethritis, it is not sufficient as monotherapy for co-infection with gonococcal urethritis.
**Option C:** Penicillin G is a narrow-spectrum antibiotic that is effective against Neisseria gonorrhoeae but not against Chlamydia trachomatis. It is not the preferred choice for dual therapy.
**Clinical Pearl / High-Yield Fact**
Remember that the Centers for Disease Control and Prevention (CDC) recommend dual therapy with ceftriaxone and azithromycin for the treatment of co-infection with gonococcal and non-gonococcal urethritis. This is because single-dose ceftriaxone and azithromycin have been shown to be highly effective in treating both infections simultaneously.
**Correct Answer:** C. Ceftriaxone and azithromycin