Ancient herb takes on hypertension: new trial begins
NCT ID NCT07607275
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether Yufeng Ningxin, a traditional Chinese medicine, can safely lower blood pressure in adults with mild hypertension. About 350 people aged 18-65 with untreated or washed-out high blood pressure will receive either the herbal tablet or a placebo for 8 weeks. The main goal is to see if it reduces systolic blood pressure more than a placebo.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 350 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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May 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Male and female participants aged 18-65 years; 2. Newly diagnosed, untreated hypertension or treated hypertension with a seated systolic blood pressure of 140-159 mmHg and a daytime mean ambulatory systolic blood pressure ≥135 mmHg, following a ≥2-week washout of background antihypertensive medications; 3. The patient is capable of understanding the study requirements, is willing and able to comply with study procedures, and has provided written informed consent. Exclusion Criteria: 1. Secondary hypertension (including, but not limited to, renovascular hypertension, pheochromocytoma, primary aldosteronism, Cushing syndrome, aortic coarctation, or due to known history of moderate-to-severe obstructive sleep apnea); 2. Orthostatic hypotension (symptomatic or asymptomatic); 3. Participation in another hypertension-related clinical trial at enrollment or within 6 months prior; 4. Currently taking, taken within 30 days prior to randomization, or anticipated to receive during the study treatment period any medication or herbal supplement known to significantly affect blood pressure (with the exception of medications for the treatment of essential hypertension). These drugs include, but are not limited to: organic nitrates, glucocorticoids (excluding topical or inhaled corticosteroids), central nervous system stimulants (e.g., methylphenidate, dexmethylphenidate, amphetamines), estrogens, monoamine oxidase inhibitors, digitalis preparations, Chinese proprietary medicines (such as Tianma Gouteng Granules, Songling Xuemaikang Capsules, Yangxue Qingnao Granules), and herbal medicines (including Salvia miltiorrhiza, Uncaria rhynchophylla, Ginkgo biloba leaves, Prunella vulgaris, etc.); 5. Users of prescription non-steroidal anti-inflammatory drugs (NSAIDs); initiation of, changes to, or discontinuation of sodium-glucose co-transporter (SGLT2) inhibitor therapy within 4 weeks prior to screening. Patients who were stably taking an SGLT2 inhibitor or low-dose aspirin (defined as ≤100mg per day) for at least 4 weeks prior to screening with no anticipated changes during the study are permitted; 6. Severe hepatic or renal diseases (ALT \>3 times the upper limit of normal value, or end stage renal disease on dialysis, or eGFR \<30 mL/min/1.73 m2); 7. Type 1 diabetes or poorly controlled type 2 diabetes (HbA1c\>9.0%); 8. History of large atherosclerotic cerebral infarction or hemorrhagic stroke (not including lacunar infarction and transient ischemic attack \[TIA\]); 9. Hospitalization for myocardial infarction within last 6 months; Coronary revascularization (PCI or CABG) within last 12 months; Planned for PCI or CABG in the next 6 months; 10. Sustained atrial fibrillation or arrhythmias interfering with electronic BP measurement; 11. NYHA class III-IV heart failure, or hospitalization for chronic heart failure exacerbation within the past 6 months; 12. Severe valvular diseases; Potential for surgery or percutaneous valve replacement within the study period; 13. Dilated cardiomyopathy, hypertrophic cardiomyopathy, rheumatic heart disease, or congenital heart disease; 14. Other severe diseases that may affect participant enrollment or survival, such as malignancy or acquired immunodeficiency syndrome (AIDS); 15. Cognitive impairment or severe neuropsychiatric comorbidities that render the patient incapable of providing informed consent; 16. Participants preparing for or under pregnancy and/or lactation; 17. Frequent night-shift work, with primary working hours during nighttime (e.g., 8:00 PM to 8:00 AM); 18. Other conditions deemed inappropriate for participation by the investigators.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
16 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Beijing Anzhen Hospital
RECRUITINGBeijing, China
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Chinese PLA General Hospital
RECRUITINGBeijing, China
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First Hospital of Shanxi Medical University
NOT_YET_RECRUITINGTaiyuan, China
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Fuwai Hospital, Chinese Academy of Medical Sciences
NOT_YET_RECRUITINGBeijing, China
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Inner Mongolia People's Hospital
NOT_YET_RECRUITINGHohhot, China
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Jiangsu Province Hospital
NOT_YET_RECRUITINGNanjing, China
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Longyan First Hospital
NOT_YET_RECRUITINGLongyan, China
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Luohe Central Hospital
RECRUITINGLuohe, China
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Peking University First Hospital
NOT_YET_RECRUITINGBeijing, China
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Renmin Hospital of Wuhan University
NOT_YET_RECRUITINGWuhan, China
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The First Affiliated Hospital of Chongqing Medical University
NOT_YET_RECRUITINGChongqing, China
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The First Affiliated Hospital of Xiamen University
RECRUITINGXiamen, China
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The Second Affiliated Hospital of Dalian Medical University
RECRUITINGDalian, China
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The Second Affiliated Hospital of Nanchang University
RECRUITINGNanchang, China
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The Second Affiliated Hospital of Shantou University Medical College
NOT_YET_RECRUITINGShantou, China
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Tianjin Kanghui Hospital
RECRUITINGTianjin, China
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