New treatments for pulmonary arterial hypertension using targeted medications

Systemically restricted 5-HT2B antagonists for pulmonary arterial hypertension

['FUNDING_R01'] · VANDERBILT UNIVERSITY · NIH-11017857

This study is working on new medications for people with pulmonary arterial hypertension (PAH) that aim to lower lung blood pressure without causing unwanted side effects like mood changes, so patients can have better treatment options.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorVANDERBILT UNIVERSITY (nih funded)
Locations1 site (Nashville, UNITED STATES)
Trial IDNIH-11017857 on ClinicalTrials.gov

What this research studies

This research focuses on developing new medications to treat pulmonary arterial hypertension (PAH), a serious condition that causes high blood pressure in the lungs. The approach involves creating selective antagonists for the serotonin 2B receptor that do not enter the brain, thereby reducing potential side effects like depression and aggression. The researchers will conduct safety and efficacy tests in preclinical models to ensure these new treatments are safe and effective before moving to clinical trials. This work aims to provide a much-needed therapeutic option for patients suffering from PAH.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with pulmonary arterial hypertension who are seeking new treatment options.

Not a fit: Patients with other forms of pulmonary hypertension or those who do not have a diagnosis of pulmonary arterial hypertension may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to safer and more effective treatments for patients with pulmonary arterial hypertension.

How similar studies have performed: Previous research has shown promise in targeting serotonin receptors for PAH treatment, but this specific approach using systemically restricted antagonists is novel.

Where this research is happening

Nashville, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.