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Completed Phase 4 Interventional Accepts healthy volunteers Results available

Evaluation Of Sperm Production With Healthy Male Volunteers Receiving Lyrica Or Placebo

ClinicalTrials.gov ID: NCT00631696

Public ClinicalTrials.gov record NCT00631696. 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 21, 2026, 1:35 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

Prospective Randomized Double-Blind Study Of Sperm Production In Healthy Volunteers Receiving Pregabalin Or Placebo

Brief summary

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

This study is being performed as a Phase IV FDA commitment study and is being powered adequately to assess changes in sperm concentration, FSH and testosterone in healthy male subjects treated with pregabalin as compared to placebo, in addition to confirming lack of effects on sperm motility.

Study identification

NCT ID
NCT00631696
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Enrollment
222 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 55 Years
Sex
Male
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 2008 (Type not available)
Primary completion
Feb 2012 (Actual)
Completion
Feb 2012 (Actual)
Last update posted
Jan 26, 2021

2008 – 2012

United States locations

U.S. sites
13
U.S. states
12
U.S. cities
12
Facility City State ZIP Site status
Pfizer Investigational Site Mobile Alabama 36607 —
Pfizer Investigational Site Phoenix Arizona 85013 —
Pfizer Investigational Site Tarzana California 91356 —
Pfizer Investigational Site Ocala Florida 34474 —
Pfizer Investigational Site Madisonville Kentucky 42431 —
Pfizer Investigational Site Shreveport Louisiana 71103 —
Pfizer Investigational Site Shreveport Louisiana 71106 —
Pfizer Investigational Site Ann Arbor Michigan 48109 —
Pfizer Investigational Site Minneapolis Minnesota 55455 —
Pfizer Investigational Site Las Vegas Nevada 89148 —
Pfizer Investigational Site Durham North Carolina 27713 —
Pfizer Investigational Site Cumberland Rhode Island 02864 —
Pfizer Investigational Site 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.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00631696, 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 Jan 26, 2021 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00631696 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →