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ClinicalTrials.gov public records Last synced Jul 21, 2026, 11:57 AM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
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Not listed No phase listed Observational Accepts healthy volunteers

Study of Genetic Risk Factors for Spina Bifida and Anencephaly

NCT00031122
Conditions
Spina Bifida, Anencephaly
Interventions
No Intervention
Other
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
Not listed
Enrollment
1,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2012
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Houston, Texas
Completed No phase listed Observational Accepts healthy volunteers

Salt-FA to Increase Folate Levels

NCT06174883
Conditions
Neural Tube Defects, Folic Acid Deficiency, Spina Bifida, Anencephaly-Spina Bifida
Interventions
Folic acid fortified iodized salt
Dietary Supplement
Lead sponsor
Hydrocephalus and Neuroscience Institute
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Orlando, Florida
Completed No phase listed Observational Accepts healthy volunteers

Using Iodized Salt to Improve Serum Folate, B12 and Iron Levels

NCT06904612
Conditions
Neural Tube Defects, Folic Acid Deficiency, Spina Bifida, Anencephaly-Spina Bifida, B12 Deficiency Vitamin, Anemia, Iron Deficiency Anaemia Due to Dietary Causes
Interventions
Micronutrient fortified iodized salt
Dietary Supplement
Lead sponsor
Hydrocephalus and Neuroscience Institute
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Orlando, Florida
Conditions
Anencephaly, Acrania
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Not listed No phase listed Observational Accepts healthy volunteers

Genetics of Neural Tube Defects

NCT01253746
Conditions
Neural Tube Defects
Interventions
Not listed
Lead sponsor
John P. Hussman Institute for Human Genomics
Other
Eligibility
Not listed
Enrollment
6,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Miami, Florida