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Completed Phase 4 Interventional Results available

A Study on Spermatogenesis in Male Renal Transplant Recipients Receiving Valganciclovir (Valcyte®) Versus Untreated Matched Controls

ClinicalTrials.gov ID: NCT01663740

Public ClinicalTrials.gov record NCT01663740. 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.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 5:25 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multicenter Prospective Cohort Study to Investigate if Ganciclovir Significantly Affects Spermatogenesis in Adult Male Renal Transplant Recipients Receiving up to 200 Days Valganciclovir Vs. Concurrent Untreated Matched Controls

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This observational study will compare spermatogenesis in male adult renal transplant recipients receiving valganciclovir versus untreated matched controls. Data will be collected from each participant for up to 52 weeks post transplant.

Study identification

NCT ID
NCT01663740
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
59 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
20 Years to 50 Years
Sex
Male
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
Jan 30, 2012 (Actual)
Primary completion
Sep 29, 2015 (Actual)
Completion
Dec 30, 2016 (Actual)
Last update posted
Aug 31, 2018

2012 – 2016

United States locations

U.S. sites
16
U.S. states
10
U.S. cities
15
Facility City State ZIP Site status
National Institute of Transplantation Los Angeles California 90057 —
University of California Los Angeles (UCLA) Los Angeles California 90095 —
University of California at San Francisco San Francisco California 94115 —
Washington Hospital Center Washington D.C. District of Columbia 20010 —
Medical College of Georgia Augusta Georgia 30912 —
Tufts Medical Center Boston Massachusetts 02111 —
Western New England Renal & Transplant Associates, P.C. Springfield Massachusetts 01107 —
University of Minnesota Minneapolis Minnesota 55455 —
Mayo Clinic Rochester Rochester Minnesota 55902 —
Albany Medical Cancer Center Albany New York 12208 —
University at Buffalo Buffalo New York 14203 —
Stony Brook University Hospital Stony Brook New York 11794 —
Oregan Health & Science Univ Portland Oregon 97237 —
Drexel University Department of Nephrology Philadelphia Pennsylvania 19102 —
Rhode Island Hospital Providence Rhode Island 02903 —
Methodist Healthcare System of San Antonio San Antonio Texas 78229 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 3 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01663740, 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 Aug 31, 2018 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01663740 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →