This page explains what happens if Diclofenac and Lisinopril are taken together, according to official sources.
Impaired renal function and reduced BP control
Diclofenac attenuates the antihypertensive action of lisinopril and substantially elevates the risk of acute renal dysfunction, especially in dehydrated patients.
Monitor blood pressure, serum creatinine, and potassium. Use paracetamol as the preferred analgesic for hypertensive patients on ACE inhibitors.
Last updated: Sep 25, 2026
Before changing or stopping any medicine, ask your doctor or pharmacist. Never stop your medicine on your own.