Primary Prophylaxis of Cerebral Toxoplasmosis in HIV-Infected Patients
Public ClinicalTrials.gov record NCT00000643. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
To evaluate the effectiveness of pyrimethamine (given with leucovorin calcium versus placebo (an inactive substance) for the primary prophylaxis (prevention) of cerebral toxoplasmosis in HIV-infected patients. Cerebral toxoplasmosis is one of the most frequently encountered opportunistic infections in the course of AIDS. The mortality (death) rate is estimated to be greater than 50 percent. Pyrimethamine is a drug that appears promising for the primary prevention of cerebral toxoplasmosis in HIV-infected patients.
Study identification
- NCT ID
- NCT00000643
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 150 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 13 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Not listed
- Primary completion
- Not listed
- Completion
- Apr 30, 1994
- Last update posted
- Nov 1, 2021
Ends 1994
United States locations
- U.S. sites
- 24
- U.S. states
- 14
- U.S. cities
- 19
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Stanford CRS | Palo Alto | California | 94304 | — |
| Harbor-UCLA Med. Ctr. CRS | Torrance | California | 90502 | — |
| Univ. of Miami AIDS CRS | Miami | Florida | 33136 | — |
| Northwestern University CRS | Chicago | Illinois | 60611 | — |
| Rush Univ. Med. Ctr. ACTG CRS | Chicago | Illinois | 60611 | — |
| Indiana Univ. School of Medicine, Infectious Disease Research Clinic | Indianapolis | Indiana | 46202 | — |
| Tulane Med. Ctr. - Charity Hosp. of New Orleans, ACTU | New Orleans | Louisiana | — | — |
| Johns Hopkins Adult AIDS CRS | Baltimore | Maryland | 21287 | — |
| Bmc Actg Crs | Boston | Massachusetts | 02118 | — |
| University of Minnesota, ACTU | Minneapolis | Minnesota | 55455 | — |
| St. Louis ConnectCare, Infectious Diseases Clinic | St Louis | Missouri | — | — |
| Washington U CRS | St Louis | Missouri | — | — |
| NJ Med. School CRS | Newark | New Jersey | 07103 | — |
| SUNY - Buffalo, Erie County Medical Ctr. | Buffalo | New York | 14215 | — |
| Beth Israel Med. Ctr. (Mt. Sinai) | New York | New York | 10003 | — |
| NY Univ. HIV/AIDS CRS | New York | New York | 10016 | — |
| Cornell University A2201 | New York | New York | 10021 | — |
| Memorial Sloan-Kettering Cancer Ctr. | New York | New York | 10021 | — |
| Univ. of Rochester ACTG CRS | Rochester | New York | 14642 | — |
| Unc Aids Crs | Chapel Hill | North Carolina | 27599 | — |
| Duke Univ. Med. Ctr. Adult CRS | Durham | North Carolina | 27710 | — |
| Univ. of Cincinnati CRS | Cincinnati | Ohio | 45267 | — |
| Case CRS | Cleveland | Ohio | 44106 | — |
| Pitt CRS | Pittsburgh | Pennsylvania | 15213 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00000643, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 1, 2021 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00000643 live on ClinicalTrials.gov.