A powerful tool in the fight against STIs
Sexually transmitted infections (STIs) continue to pose a significant public health concern, affecting millions of individuals annually. Despite advancements in treatment, some STIs can have lasting impacts on health, emphasizing the importance of preventative measures. One promising preventive treatment is doxycycline post-exposure prophylaxis (DoxyPEP).
This regimen involves taking a course of doxycycline antibiotics within 72 hours of potential STI exposure. Recent studies, including one funded by the National Institutes of Health (NIH), have highlighted its efficacy. DoxyPEP has been found to reduce the risk of contracting certain STIs by an impressive 65% to 88%. Notably, individuals who paired DoxyPEP with other preventative or care regimens saw an increase in its effectiveness.
According to the CDC, the impact of STIs in the U.S. remains substantial. In 2024, more than 2.2 million combined cases of chlamydia, gonorrhea, and syphilis were reported, including approximately 1,515,985 cases of chlamydia, 543,409 cases of gonorrhea, and 190,242 cases of syphilis. While this reflects a recent decline, the overall burden remains high. Those between the ages of 15–24 continue to account for nearly half of newly reported STIs, including HPV, herpes, trichomoniasis, chlamydia, HIV, gonorrhea, syphilis, and hepatitis, underscoring the ongoing need for effective prevention strategies.
“DoxyPEP stands as a powerful tool in the fight against STIs. While it’s essential to acknowledge its limitations and consult healthcare providers for personalized guidance, DoxyPEP offers significant potential in safeguarding sexual health. Reach out to your doctor to learn more about DoxyPEP and see if it’s suitable for you.” – Douglas Steele, Director of Medical Care Services
How DoxyPEP Works:
Doxycycline, an antibiotic, impedes the multiplication and spread of bacteria within the body. When used as post-exposure prophylaxis, it can prevent the establishment of infection by bacteria responsible for specific STIs. By initiating doxycycline treatment promptly after potential exposure, individuals can significantly decrease their likelihood of contracting an infection. Keep in mind this is just one tool to combat the contraction of chlamydia, gonorrhea, and syphilis.
Risks and Side Effects:
Like any medication, DoxyPEP carries risks and potential side effects. While most individuals may only experience mild side effects such as nausea, vomiting, or diarrhea, some may encounter more severe reactions like allergic responses, skin rashes, or liver damage. Before taking DoxyPEP, it’s crucial to discuss medical history and current medications with a healthcare provider.
Who Should Consider DoxyPEP:
DoxyPEP is an option for predominantly men who have potentially been exposed to an STI, including those who have engaged in unprotected sex with an infected partner or individuals who have experienced sexual assault. While it’s acknowledged that DoxyPEP isn’t as effective as barrier methods like condoms or dental dams, it can complement these strategies as an additional preventative measure.
DoxyPEP’s Effectiveness:
Studies have demonstrated for the average user it reduced the risk of chlamydia, gonorrhea, and syphilis by 65% to 70%. It also showed effectiveness in reducing the risk of STI when used alongside HIV PrEP, reductions of 87% for syphilis, 88% for chlamydia, and 55% for gonorrhea were observed. Similarly, among individuals with HIV, reductions of 77% for syphilis, 74% for chlamydia, and 57% for gonorrhea were reported.
About Care Resource: Care Resource is a 501(c) (3) nonprofit organization and a Federally Qualified Health Center (FQHC) with locations in Midtown Miami, Little Havana, Miami Beach, and Fort Lauderdale. The health center provides comprehensive health and support services to address the full healthcare needs of South Florida’s pediatric, adolescent, and adult populations.





