Clinical trials: Early Syphilis
Early Latent Syphilis, Primary Syphilis
Alternative Antibiotics for Syphilis
The Trep-AB clinical trial will test the efficacy of an investigational neuropenetrative drug, Linezolid (LZD), compared to standard treatment, Benzathine penicillin G (BPG), for early syphilis in humans.
- Conditions
- Early Latent Syphilis, Primary Syphilis, Secondary Syphilis
- Trial name
- NCT05069974
- Testing
- Linezolid 600 mg (post-interim), Benzathine Penicilllin G (post-interim)
- Where
- 11 sites in Spain, United Kingdom
- Volunteers
- 165 people
- Sponsor
- Fundación FLS de Lucha Contra el Sida, las Enfermedades Infecciosas y la Promoción de la Salud y la Ciencia
Syphilis
Linezolid for Syphilis Pilot Study
The study aims to evaluate the efficacy of linezolid for the treatment of syphilis.
- Trial name
- NCT05548426
- Testing
- Group B, Linezolid 10d, Group A, Penicillin
- Where
- 5 sites in United States
- Volunteers
- 24 people
- Sponsor
- University of Southern California
HIV, Hepatitis B, Hepatitis C and Syphilis Infections
Counseling and Reminders for Regular HIV and STIs Screening
Counseling intervention: Primary objective: to evaluate and compare, in at-risk populations, the efficacy of three different counseling methods in terms of propensity to come back for a HIV re-test.
- Trial name
- Napneung-1 (NCT02752152)
- Testing
- Computer-assisted counseling, On-demand counseling, Standard counseling
- Where
- 3 sites in Thailand
- Volunteers
- 1,961 people, healthy volunteers welcome
- Sponsor
- Institut de Recherche pour le Developpement
Syphilis, Primary Syphilis
Penicillin Therapeutic Drug Monitoring in the Treatment of Infectious Syphilis.
Syphilis is a sexually transmitted infection that causes genital sores and rash, but in some circumstances may result in more severe and unexpected symptoms.
- Conditions
- Syphilis, Primary Syphilis, Secondary Syphilis, Early-Latent Syphilis
- Trial name
- NCT01540227
- Testing
- Regular Treatment for Syphilis
- Where
- 3 sites in Canada
- Volunteers
- 25 people
- Sponsor
- Ottawa Hospital Research Institute
Sexually Transmitted Infection (STI), Gonorrhea
A Clinical Study to Assess the Efficacy of Weekly Doxycycline Prophylaxis to Reduce Bacterial Sexually Transmitted Infections (STI) in Young African Women
This study is for people who may get sexually transmitted infections (STIs). Approximately 580 African adolescent and young adult women ages 13-34 in Africa will be included in this study.
- Conditions
- Sexually Transmitted Infection (STI), Gonorrhea, Syphilis, Chlamydia
- Trial name
- NCT07884240
- Testing
- Doxycycline hyclate, Standard of Care for STI prevention
- Where
- 4 sites in Botswana, Eswatini and 2 more
- Volunteers
- 580 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Early Syphilis
Treatment Responses of Early Syphilis to Ceftriaxone Plus Doxycycline
In a prospective study investigating the prevalence of sexually transmitted infections (STIs) among at-risk people living with HIV (PLWH), the prevalence of Chlamydia trachomatis and Neisseria gonorrhoeae was 24.7% and 12.1%…
- Trial name
- NCT05980871
- Testing
- Doxycycline, Ceftriaxone, benzathine penicillin G
- Where
- Taiwan
- Volunteers
- 109 people
- Sponsor
- National Taiwan University Hospital
Syphilis Infection, Syphilis
Evaluation of the Sensitivity, Specificity, and Utility of the Reveal® TP (Syphilis) Antibody POCT
This study is to test the Reveal® TP (Syphilis) antibody POCT (MedMira, Inc., Halifax, Nova Scotia) for its performance in an urban STI clinic in Vancouver, British Columbia and compare its performance in parallel with the usual…
- Conditions
- Syphilis Infection, Syphilis, Early Syphilis, Symptomatic
- Trial name
- NCT05831098
- Testing
- Reveal TP (Syphilis) Antibody Test
- Where
- Canada
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- MedMira Laboratories Inc.
Serologic Response of Syphilis, Early Syphilis
Comparisons of Serologic Response of Early Syphilis
Syphilis and HIV are prone to occur concomitantly and the two diseases share several modes of acquisition and risk factors such as men who have sex with men (MSM), sexual workers, intravenous drug users, previous history of…
- Conditions
- Serologic Response of Syphilis, Early Syphilis, High Risk Behavior
- Trial name
- NCT01944358
- Where
- 2 sites in Taiwan
- Volunteers
- 1,128 people
- Sponsor
- National Taiwan University Hospital
Syphilis, Human Immunodeficiency Virus
Cefixime Clinical Trial
This study aims to evaluate the efficacy of cefixime compared to benzathine penicillin G in the treatment of syphilis.
- Trial name
- NCT04958122
- Testing
- Cefixime 400mg, benzathine penicillin
- Where
- United States
- Volunteers
- 400 people
- Sponsor
- University of Southern California
Syphilis
Serological Response to Retreatment of Serofast Early Syphilis Cases With Benzathine Penicillin
A continuing challenge to determining the response to treatment of early syphilis (primary, secondary, early latent syphilis) is exemplified by the substantial proportion of patients who fail to achieve serological cure and…
- Trial name
- NCT02884115
- Testing
- benzathine penicillin
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Peking Union Medical College Hospital
Syphilis Female
Trial Evaluating the Clinical Efficacy of Cefixime for Treatment of Early Syphilis in Non-pregnant Women
Hypotheses The antibiotic, Cefixime, for use in non-pregnant women with early syphilis will be efficacious and safe. Primary Objective The primary objective of the study is to demonstrate the efficacy, as measured by a 4 fold…
- Trial name
- NCT03752112
- Testing
- Cefixime, Benzathine penicillin 2.4 million units
- Where
- Brazil
- Volunteers
- 180 people
- Sponsor
- World Health Organization
Syphilis
Phase 4 Comparative Trial of Benzathine Penicillin G for Treatment of Early Syphilis in Subjects With or Without HIV Infection
This is a phase 4, randomized, open-label, multicenter trial to evaluate the efficacy of a single injected dose of Benzathine Penicillin G (BPG) 2.4 MU (Arm 1) compared to three successive weekly injected doses of BPG 2.4 MU (Arm…
- Trial name
- NCT03637660
- Testing
- Benzathine Penicillin
- Where
- 10 sites in United States
- Volunteers
- 249 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Chagas Disease, Syphilis
Implementation Strategy of Bio-molecular Techniques for Early Diagnose of Congenital Syphilis and Chagas Diseases
Chagas disease and syphilis are considered a mayor public health problem worldwide. Both pathologies affect socio-economic vulnerable population and they are both transmitted congenitally, causing an alarming increasing number of…
- Trial name
- NCT04084379
- Where
- Argentina
- Volunteers
- 560 people
- Sponsor
- Hospital de Niños R. Gutierrez de Buenos Aires
Syphilis
Treponemal Shedding, Load, and Viability, in Women and Men-who-have-sex-with-women-only With Early Infectious Syphilis: Implications for Transmission
How syphilis is transmitted between sexual partners is unclear. Asymptomatic detection i.e. detection of syphilis bacteria (Tp) from anatomical sites without lesions, in patients with syphilis infection, suggests that…
- Trial name
- SOS Global (NCT07300254)
- Testing
- No Intervention: Observational Cohort
- Where
- 9 sites in Australia, China and 2 more
- Volunteers
- 480 people
- Sponsor
- Monash University
Syphilis
One Dose Versus Three Weekly Doses of Benzathine Penicillin G for Patients With Early Syphilis
The purpose of this study is to observe the serological response to 1 or 3 weekly doses of benzathine penicillin G in patients with early syphilis.
- Trial name
- NCT02857959
- Testing
- Benzathine Penicillin G
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Jun Li
Syphilis, Early Syphilis
Cefixime for Alternative Syphilis Treatment
The goal of the study is to evaluate the efficacy of oral cefixime as an alternative treatment for syphilis infection. One hundred adult patients (≥18 years old) with syphilis infection (positive Treponema Pallidum Particle…
- Trial name
- NCT03660488
- Testing
- Cefixime 400 milligram Oral Capsule [Suprax], Benzathine Penicillin G
- Where
- 10 sites in United States
- Volunteers
- 58 people
- Sponsor
- University of California, Los Angeles
Syphilis
Azithromycin/Bicillin Syphilis
The purpose of this study is to determine if azithromycin, a drug approved for treatment of other infections, is as effective for syphilis (a sexually transmitted disease) as the standard treatment.
- Trial name
- NCT00031499
- Testing
- Azithromycin, Benzathine Penicillin, Doxycycline
- Where
- 10 sites in United States, Madagascar
- Volunteers
- 593 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Early Syphilis, Latent, Serological Relapse After Treatment
Comparisons of Treatment Responses of Early Syphilis to Benzathine Penicillin G With or Without Doxycycline
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.
- Trial name
- NCT06069141
- Testing
- Benzathine Penicillin G, Doxycycline Capsule
- Where
- 9 sites in Taiwan
- Volunteers
- 688 people
- Sponsor
- National Taiwan University Hospital
Syphilis
Clinical Trial of Doxycycline VS BPG for Early Syphilis (SY-DOXY)
According to European and US Centers for Disease Control and Prevention (CDC) guidelines, the recommended treatment for uncomplicated early syphilis in adults (i.e.
- Trial name
- SY-DOXY (NCT04838717)
- Testing
- BPG, Doxycycline
- Where
- 7 sites in France
- Volunteers
- 200 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Syphilis
Cefixime Versus Benzathine Penicillin G in Treatment of Early Syphilis
This study evaluates the efficacy (non-inferiority) and safety of a new antibiotic treatment (cefixime), which has been previously used for single dose therapy of gonorrhoea in many years , in the treatment of early syphilis.
- Trial name
- NCT06907316
- Testing
- Cefixime 400mg, Benzathine penicillin 2.4 million units
- Where
- 2 sites in Czechia
- Volunteers
- 61 people
- Sponsor
- Bulovka Hospital