Generic prescription medications used to treat chlamydia cervicitis include azithromycin, erythromycin and ofloxacin, according to WebMD. Azithromycin, a common treatment for chlamydia, is an macrolide antibiotic that prevents the growth of bacteria.
Erythromycin is also a macrolide antibiotic that stops bacteria from growing, and it works best when taken orally on an empty stomach, notes WebMD. Common side effects of erythromycin include nausea, vomiting, diarrhea and stomach pain. Ofloxacin is a quinolone based antibiotic generally taken twice a day to treat chlamydia.
Other generic medicines that doctors may prescribe to treat chlamydia include amoxicillin, levofloxacin, doxycycline and sulfisoxazole, according to Drugs.com. Doxycycline is a tetracycline antibiotic used to treat various bacterial infections, including acne, periodontitis, urinary tract infections and sexually transmitted diseases such as gonorrhea and chlamydia.