The effect of hibiscus flower extract on blood pressure.

Evaluation the effect of Althaea officinalis extract oral solution on blood pressure levels in patients with high blood pressure (HTN): A randomized double blind clinical trial

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20250603066044N1

Enrollment

Registered

2025-07-13

Start date

2025-06-21

Completion date

Unknown

Last updated

2025-10-13

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

Conditions

Essential (primary) hypertension. Essential (primary) hypertension

Interventions

Intervention 1: Intervention group: Intervention group: In addition to antihypertensive medications, an oral solution of hibiscus extract prepared by Zarband Pharmaceutical Company will be administere

Eligibility

Sex/Gender

All

Age

25 Years to 70 Years

Inclusion criteria

Inclusion criteria: Blood pressure of 90/140 mmHg or higher Patients should only use oral antihypertensive medications

Exclusion criteria

Exclusion criteria: Pregnancy Lactation Severe renal failure Liver failure

Design outcomes

Primary

Measure	Time frame
Measuring Blood Pressure. Timepoint: It will be measured 5 times over the course of 2 weeks. Method of measurement: Using a blood pressure monitor.	—

Secondary

Measure	Time frame
FBS TG LDL HDL. Timepoint: Beginning and end of the test. Method of measurement: Blood sampling.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactNeda Sistani karampour

Ahvaz University of Medical Sciences

N.sistani1386@yahoo.com+98 61 3338 0031

Outcome results

None listed

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