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A randomized placebo-controlled trial to investigate blood pressure lowering effects of folic acid in patients with borderline hypertension.

A randomized placebo-controlled trial to investigate blood pressure lowering effects of folic acid in patients with borderline hypertension.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-000333-38-DE
Enrollment
50
Registered
2005-03-23
Start date
2005-05-25
Completion date
Unknown
Last updated
2012-03-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients with hyperhomocysteinemia and high-normal blood pressure, otherwise healthy

Interventions

Trade Name: Folsan 5mg Product Name: Folsan 5mg Pharmaceutical Form: Tablet INN or Proposed INN: folic acid Concentration unit: mg milligram(s) Concentration type: equal Pharmaceutical form of the pla

Sponsors

Organisation name was not entered
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with hyperhomocysteinemia and high normal systolic (> 135mmHg) and/or diastolic (>85mmHg) blood pressure Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Smoker (> 5/d), alcoholism, high coffee or tee consumption (>500ml/d), obesity (BMI >30kg/m²), hypertension that need to be treated or allredy treated, suspected or known secondary origin of hypertension, high LDL-Cholesterol (>160mg/dl), diabetes mellitus, megaloblast anemia, regular medication (with exception of oral anticontraception) or vitamin substitution, participation in an other clinical trial within the last 4 weeks.

Design outcomes

Primary

MeasureTime frame
Main Objective: Proof of effectivenes to reduce a high-normal blood pressure by supplementation of folic acid 5mg in persons with hyperhomocysteinemia.;Secondary Objective: Correlation of blood pressure reduction with reduction of hyperhomocysteinemia;Primary end point(s): Reduction of systolic blood pressure after supplementation of 5mg folic acid for 8 weeks as compared to placebo (substudy A). Reduction of diastolic blood pressure after supplementation of 5mg folic acid for 8 weeks as compared to placebo (substudy B).

Countries

Germany

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026