Medical Specialties > Interventional Cardiology > Coronary Interventions > PCI Product Portfolio > AGENT IDE Clinical Trial > Understanding ISR
![In-Stent Restenosis](https://www.bostonscientific.com/en-US/medical-specialties/interventional-cardiology/coronary-interventions/pci-product-portfolio/agent-ide-clinical-trial/understanding-isr-for-patients/_jcr_content/maincontent-par/image.img.in-stent-restenosis2.jpg)
![Side view of coronary artery](https://www.bostonscientific.com/en-US/medical-specialties/interventional-cardiology/coronary-interventions/pci-product-portfolio/agent-ide-clinical-trial/understanding-isr-for-patients/_jcr_content/maincontent-par/image_copy.img.dcb-landscape2.jpg)
![Talk to Your Doctor Talk to Your Doctor](/content/dam/bostonscientific/Interventional%20Cardiology/agent-ide-trial/talktodoc.jpg)
If you have been diagnosed with ISR and you are interested in learning more about the AGENT IDE clinical trial, discuss with your doctor.