Heart procedure put to the test: placebo surgery reveals true benefits for chest pain
Symptom relief
Completed
This study tested whether a procedure to open a fully blocked heart artery (CTO PCI) actually reduces chest pain in people with stable angina. Fifty patients received either the real procedure or a placebo procedure, while all continued their usual heart medications. The goal was…
Phase: NA • Sponsor: Mid and South Essex NHS Foundation Trust • Aim: Symptom relief
Last updated Jun 27, 2026 07:59 UTC