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Dietary Supplement

The Efficacy of Dietary Flaxseed for the Reduction of Blood Pressure in Newly Diagnosed Hypertensive Individuals

Phase 2 & 3
Waitlist Available
Led By Grant N Pierce, Ph.D.
Research Sponsored by St. Boniface Hospital
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be older than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up up to 5 years

Summary

This trial tests if eating ground-up flaxseed every day can lower blood pressure in people who are newly diagnosed with high blood pressure and haven't started any medication. The nutrients in flaxseed might help relax blood vessels and reduce blood pressure. Flaxseed has been shown to reduce blood pressure in hypertensive patients through its components like ω-3 fatty acids, lignans, and fiber.

Eligible Conditions
  • High Blood Pressure

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~up to 5 years
This trial's timeline: 3 weeks for screening, Varies for treatment, and up to 5 years for reporting.

Treatment Details

Side effects data

From 2016 Phase 2 & 3 trial • 110 Patients • NCT00781950
12%
Increased Claudication
5%
Nausea
5%
Stroke
3%
Rest Pain in Limbs
2%
Myocardial Infarction
2%
Ulcerative Cellulitis
2%
Death
100%
80%
60%
40%
20%
0%
Study treatment Arm
Placebo
Flaxseed

Trial Design

2Treatment groups
Experimental Treatment
Placebo Group
Group I: FlaxseedExperimental Treatment1 Intervention
30 grams of milled flaxseed on its own or baked into food products (ie: bagels, muffins, and snack bars)
Group II: Wheat/Mixed Dietary OilsPlacebo Group1 Intervention
A combination of wheat, pecans, and/or mixed dietary oils on its own or baked into food products (ie: bagels, muffins, and snack bars)
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Flaxseed
2012
Completed Phase 3
~600

Find a Location

Who is running the clinical trial?

St. Boniface HospitalLead Sponsor
54 Previous Clinical Trials
14,984 Total Patients Enrolled
Canadian Institutes of Health Research (CIHR)OTHER_GOV
1,392 Previous Clinical Trials
26,529,395 Total Patients Enrolled
Grant N Pierce, Ph.D.Principal InvestigatorSt. Boniface Hospital Research Centre
~4 spots leftby Dec 2025
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