- Conditions
- Down Syndrome, Subclinical Hypothyroidism
- Interventions
- Levothyroxine
- Drug
- Lead sponsor
- Children's Hospital of Philadelphia
- Other
- Eligibility
- 8 Years to 20 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2017
- U.S. locations
- 2
- States / cities
- Washington D.C., District of Columbia • Philadelphia, Pennsylvania
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Showing 1–7
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- Conditions
- Subclinical Hypothyroidism
- Interventions
- Levothyroxine, Placebo
- Drug · Other
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 52 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- North Little Rock, Arkansas
- Conditions
- Subclinical Hypothyroidism
- Interventions
- Levothyroxine, Liothyronine, Thyrotropin-Releasing Hormone
- Drug
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 70 Years and older
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2019
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Hypothyroidism
- Interventions
- L-thyroxine (L-T4)
- Drug
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 20 Years to 75 Years
- Enrollment
- 173 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2013
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Child Development Disorders, Pregnancy, Subclinical Hypothyroidism
- Interventions
- Not listed
- Lead sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- NIH
- Eligibility
- 0 Years and older · Female only
- Enrollment
- 5,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2008
- U.S. locations
- 1
- States / cities
- Scarborough, Maine
- Conditions
- Subclinical Hypothyroidism, Hypothyroxinemia, Pregnancy
- Interventions
- Levothyroxine, Placebo for Levothyroxine
- Drug
- Lead sponsor
- The George Washington University Biostatistics Center
- Other
- Eligibility
- Female only
- Enrollment
- 1,203 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2015
- U.S. locations
- 14
- States / cities
- Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 11 more
- Conditions
- Cardiovascular Disease, Subclinical Hypothyroid
- Interventions
- soy protein isolate (SPI), milk protein isolate (MPI)
- Dietary Supplement
- Lead sponsor
- Jill Hamilton-Reeves, PhD RD LD
- Other
- Eligibility
- 25 Years to 70 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015
- U.S. locations
- 1
- States / cities
- Kansas City, Kansas