What clinical evidence supported approval?
Approval of the supplemental indication was supported by findings from the phase 3 EAGLE-1 clinical trial, published in The Lancet. The study evaluated gepotidacin as a noninferior oral alternative to the current leading regimen of intramuscular ceftriaxone plus oral azithromycin. The trial enrolled participants aged 12 years and older with suspected uncomplicated urogenital gonorrhea. Participants were randomly assigned to receive 2 oral doses of gepotidacin 3000 mg administered 10 to 12 hours apart or ceftriaxone 500 mg intramuscular plus azithromycin 1 g orally.3
The primary end point was microbiological success at test-of-cure (days 4–8), defined as culture-confirmed eradication of Neisseria gonorrhoeae from the urogenital site. In the microbiological intention-to-treat population (n=406), microbiological success occurred in 92.6% (187/202; 95% CI, 88.0–95.8) of gepotidacin recipients and 91.2% (186/204; 95% CI, 86.4–94.7) of participants receiving ceftriaxone plus azithromycin, meeting the prespecified noninferiority criteria. No bacterial persistence at the urogenital site was reported in either group.
Gepotidacin demonstrated a safety and tolerability profile consistent with prior clinical experience. The most common adverse events were gastrointestinal, predominantly mild to moderate in severity. Investigators reported, “No treatment-related severe or serious adverse events occurred in either group.”
What is the mechanism of action?
Gepotidacin is a bactericidal, first-in-class triazaacenaphthylene antibiotic that inhibits bacterial DNA replication through a novel mechanism involving a distinct binding site and, for most pathogens, balanced inhibition of 2 type II topoisomerase enzymes. The agent demonstrates activity against N gonorrhoeae and most target uropathogens, including Escherichia coli and Staphylococcus saprophyticus, including many strains resistant to current antibiotics.
Clinical implications of the FDA approval
According to GSK, the approval represents the second major US regulatory milestone for the agent. “The FDA’s acceptance of our application for priority review reflects the potential of gepotidacin to address a significant unmet need in gonorrhea treatment,” the company stated. The manufacturer noted that the updated approval provides a new oral option for clinicians treating this infection.
With FDA approval, gepotidacin is now the first in a new class of oral therapy available for uncomplicated urogenital gonorrhea in the United States. The availability of an oral regimen may reduce reliance on injectable therapy and support broader access to timely treatment, particularly in clinical settings where intramuscular options are impractical or unavailable. Clinicians may consider gepotidacin for eligible patients according to labeling, resistance patterns, and individual clinical circumstances.
References
- GSK. Blujepa (gepotidacin) approved by US FDA as oral option for treatment of uncomplicated urogenital gonorrhoea (uGC). December 11, 2025. Accessed December 11, 2025. https://otp.tools.investis.com/clients/us/gsk/SEC/sec-show.aspx?Type=html&FilingId=18990029&CIK=0001131399&Index=10000
- Gepotidacin accepted for priority review by the US FDA for the oral treatment of uncomplicated urogenital gonorrhoea. News release. GSK. August 11, 2025. Accessed August 12, 2025. https://www.gsk.com/en-gb/media/press-releases/gepotidacin-accepted-for-priority-review-by-the-us-fda-for-the-oral-treatment-of-uncomplicated-urogenital-gonorrhoea/
- Ross JDC, Wilson J, Workowski KA, et al. Oral gepotidacin for the treatment of uncomplicated urogenital gonorrhoea (EAGLE-1): a phase 3 randomised, open-label, non-inferiority, multicentre study. The Lancet. 2025;405(10489):1608-1620. doi:10.1016/s0140-6736(25)00628-2