New approach to reduce heart damage from cancer drugs

Novel Strategy of PDE5-mTOR Inhibition in Attenuation of Cancer Drug Cardiotoxicity

NIH-funded research Virginia Commonwealth University · NIH-10857296

This study is looking at a new way to help protect the hearts of breast cancer patients from damage caused by a common chemotherapy drug, using a combination of two medications, sildenafil and rapamycin, to keep heart cells healthy while still fighting cancer.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVirginia Commonwealth University NIH-funded
Lab location1 site (Richmond, United States)
Project IDNIH-10857296 on NIH RePORTER

What this research studies

This research investigates a novel combination therapy using sildenafil and rapamycin to prevent heart damage caused by the chemotherapy drug doxorubicin (DOX) in breast cancer patients. The study aims to understand how these medications can protect heart cells from damage while still effectively treating cancer. By examining the effects of this combination on heart function and inflammation, the research seeks to improve the safety of cancer treatments for patients who are at risk of cardiovascular issues. The findings could lead to better treatment protocols that minimize heart-related side effects.

Who could benefit from this research

Good fit: Ideal candidates for this research are adult breast cancer patients who are receiving or have received doxorubicin as part of their treatment.

Not a fit: Patients who are not undergoing chemotherapy or those with pre-existing severe heart conditions may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could significantly reduce the risk of heart failure in breast cancer patients undergoing chemotherapy.

How similar studies have performed: Previous research has shown promising results with similar approaches in reducing cardiotoxicity associated with cancer treatments, indicating potential for success in this novel strategy.

Where this research is happening

Richmond, 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.
Conditions Anti-Cancer Agents
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.