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Completed Phase 3 Interventional Accepts healthy volunteers Results available

Thyroid Therapy for Mild Thyroid Deficiency in Pregnancy

ClinicalTrials.gov ID: NCT00388297

Public ClinicalTrials.gov record NCT00388297. 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 Jul 22, 2026, 2:24 PM 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 Randomized Trial of Thyroxine Therapy for Subclinical Hypothyroidism or Hypothyroxinemia Diagnosed During Pregnancy

Study identification

NCT ID
NCT00388297
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
The George Washington University Biostatistics Center
Other
Enrollment
1,203 participants

Conditions and interventions

Interventions

  • Levothyroxine Drug
  • Placebo for Levothyroxine Drug

Drug

Eligibility (public fields only)

Age range
Not listed
Sex
Female
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
Sep 30, 2006
Primary completion
Jul 31, 2015
Completion
Sep 30, 2015
Last update posted
Feb 20, 2019

2006 – 2015

United States locations

U.S. sites
14
U.S. states
11
U.S. cities
14
Facility City State ZIP Site status
University of Alabama - Birmingham Birmingham Alabama 35249
Northwestern University Chicago Illinois 60611
Wayne State University Detroit Michigan 48201
Columbia University New York New York 10032
University of North Carolina - Chapel Hill Chapel Hill North Carolina 27599
Case Western University Cleveland Ohio 44109
Ohio State University Columbus Ohio 43210
Oregon Health & Sciences University Portland Oregon 97239
University of Pittsburgh Magee Womens Hospital Pittsburgh Pennsylvania 15213
Brown University Providence Rhode Island 02905
University of Texas - Southwest Dallas Texas 75235
University of Texas Medical Branch - Galveston Galveston Texas 77555
University of Texas-Houston Houston Texas 77030
University of Utah Medical Center Salt Lake City Utah 84132

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 NCT00388297, 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 Feb 20, 2019 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00388297 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →