Evaluating renal denervation for treating isolated diastolic hypertension

Efficacy and Safety of Renal Denervation on Isolated Diastolic Hypertension: the STOP Study a Multicenter, Randomized, Sham-controlled Trial

Early Phase 1 Interventional Shanghai 10th People's Hospital · NCT06783296

This study is testing if a new treatment called renal denervation can help people with isolated diastolic hypertension lower their blood pressure safely.

Quick facts

PhaseEarly Phase 1
Study typeInterventional
Enrollment44 (estimated)
Ages18 Years to 45 Years
SexAll
SponsorShanghai 10th People's Hospital Academic / other
Locations2 sites (Shanghai, Shanghai and 1 other locations)
Trial IDNCT06783296 on ClinicalTrials.gov

What this trial studies

This clinical trial assesses the efficacy and safety of renal denervation (RDN) in patients diagnosed with isolated diastolic hypertension (IDH). It is a randomized, sham-controlled, multicenter trial involving 44 participants, with 33 receiving the RDN treatment and 11 in a sham control group. The study will monitor changes in blood pressure and any adverse events over a 6-month follow-up period, aiming to provide new insights into RDN as a potential treatment for IDH.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18-45 with isolated diastolic hypertension and no antihypertensive medication.

Not a fit: Patients with secondary hypertension, significant comorbidities, or those with a history of cardiovascular events may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could offer a new therapeutic option for patients suffering from isolated diastolic hypertension.

How similar studies have performed: While this approach is being explored, the specific application of renal denervation for isolated diastolic hypertension is relatively novel and has not been extensively tested in prior studies.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

- 1. Age 18-45 years. 2. Diagnosed with isolated diastolic hypertension (office SBP \< 140 mmHg and DBP ≥ 90 mmHg without antihypertensive medication).

3. Signed informed consent.

Exclusion Criteria:

* 1. Office DBP ≥ 110 mmHg. 2. Secondary hypertension or arrhythmias affecting blood pressure accuracy (e.g., atrial fibrillation).

  3. Comorbidities such as diabetes, chronic kidney disease (eGFR \< 30 mL/min/1.73m²), coronary artery disease, or heart failure.

  4. History of stroke or myocardial infarction. 5. Known bleeding disorders or inability to tolerate anticoagulation. 6. Renal artery abnormalities or prior renal artery/coronary artery interventions.

  7. Pregnancy, breastfeeding, or planning to become pregnant. 8. Life expectancy \< 1 year. 9. Participation in another clinical trial.

Where this trial is running

Shanghai, Shanghai and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions HypertensionRenal Denervation Therapy
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.