Completed NA INTERVENTIONAL NCT00000648

A Pilot Study Evaluating Penicillin G and Ceftriaxone as Therapies for Presumed Neurosyphilis in HIV Seropositive Individuals

Sponsor: Hoffmann-La Roche

Interventions Ceftriaxone sodium Penicillin G potassium

Updated 7 times since 2017 Last updated: Oct 26, 2021 Completion: Feb 29, 1996

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates HIV Infections and Neurosyphilis and is currently completed. Hoffmann-La Roche leads this study, which shows 7 recorded versions since 2026 — indicating limited longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.

Status Flow

Change History

7 versions recorded

Sep 2025 — Present [monthly]

Completed NA
Sep 2024 — Sep 2025 [monthly]

Completed NA
Jul 2024 — Sep 2024 [monthly]

Completed NA
Nov 2021 — Jul 2024 [monthly]

Completed NA
Jan 2021 — Nov 2021 [monthly]

Completed NA

▶ Show 2 earlier versions

Jun 2018 — Jan 2021 [monthly]

Completed NA
Jan 2017 — Jun 2018 [monthly]

Completed NA

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Hoffmann-La Roche
National Institute of Allergy and Infectious Diseases (NIAID)

Data source: National Institute of Allergy and Infectious Diseases (NIAID)

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Baltimore, United States , Birmingham, United States , Boston, United States , Brooklyn, United States , Buffalo, United States , Chapel Hill, United States , Charleston, United States , Charlotte, United States , Chicago, United States , Cincinnati, United States and 16 more locations