About this trial
The hypotheses to be tested are 1) Fiber supplementation will decrease the need for medication in patients with gestational diabetes, and 2) Fiber supplementation will decrease adverse maternal and neonatal outcomes in these patients. In this study, the investigators will conduct a randomized controlled trial to limit bias in evaluating these hypotheses.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Singleton gestation
Known or new diagnosis of gestational diabetes without reason for medication
Age >=18 to <=50
Disqualifiers
- Non-English as primary language.
Known or suspected fetal anomaly or aneuploidy.
Known lower bowel disorder
Known phenylketonuria
Trial design
Parallel
Treatments tested in this trial
Fiber
Dietary supplementPsyllium fiber supplement capsules, 2g soluble fiber per capsule. They will be instructed to take 4 capsules twice daily for a total of 16g supplemental soluble fiber per day. This will be continued throughout pregnancy.
Treatment groups
Trial outcomes
Primary outcomes
Number of Participants with Need for GDM Medication
The primary outcome is the need for medication (either insulin or oral hypoglycemic agents) for management of gestational diabetes (progression from GDMA1 to GDMA2). We chose this primary outcome because the need for medication is associated with the need for significantly more antenatal interventions due to increased adverse pregnancy outcomes.
Secondary outcomes
Hgb A1c at delivery
Measurement of Hgb A1c
Rate of Fetal Demise
Rate of fetal demise
Number of Participants Diagnosed with Fetal Growth Restriction
Number of participants diagnosed with fetal growth restriction
Number of Participants Diagnosed with Preeclampsia
Number of participants diagnosed with preeclampsia
Sponsors and contacts
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