Status:

RECRUITING

Comparisons of Treatment Responses of Early Syphilis to Benzathine Penicillin G With or Without Doxycycline

Lead Sponsor:

National Taiwan University Hospital

Collaborating Sponsors:

National Taiwan University Hospital Hsin-Chu Branch

Far Eastern Memorial Hospital

Conditions:

Early Syphilis, Latent, Serological Relapse After Treatment

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

This randomized controlled superiority study will be conducted during 2023-2025. The eligible participants are adult people living with HIV (PLWH) who are newly diagnosed with early syphilis. Particip...

Eligibility Criteria

Inclusion

  • People living with HIV (PLWH) aged ≥18 years with early syphilis
  • Confirmed by a positive RPR titer with a reactive TPPA assay

Exclusion

  • PWH with RPR titers of \<4
  • Exposure to antibiotics with activity against T. pallidum within the preceding 4 weeks (penicillin, 3rd cephalosporin, doxycycline, macrolides)
  • A known or suspected infection requiring additional treatment with an antimicrobial active against T. pallidum (penicillin, 3rd cephalosporin, doxycycline, macrolides)
  • Testing positive for C. trachomatis and M. genitalium, for which doxycycline or macrolide was administered
  • A history of intolerance to penicillin or doxycycline
  • PLWH have already participated in this study
  • Pregnancy

Key Trial Info

Start Date :

January 1 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2028

Estimated Enrollment :

688 Patients enrolled

Trial Details

Trial ID

NCT06069141

Start Date

January 1 2024

End Date

December 31 2028

Last Update

November 18 2025

Active Locations (9)

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Page 1 of 3 (9 locations)

1

National Taiwan University Hospital Hsin-Chu Branch

Hsinchu, Taiwan, Taiwan, 110

2

Far Eastern Memorial Hospital

Taipei, Taiwan, Taiwan, 110

3

National Taiwan University Hospital

Taipei, Taiwan, Taiwan, 110

4

Taipei Vetetrans General Hospital

Taipei, Taiwan, Taiwan, 110