Painkillers and Kidney Damage
How NSAID painkillers can damage the kidneys and safer alternatives.
Last updated: 2026-09-24
NSAIDs such as ibuprofen, diclofenac and naproxen reduce blood flow to the kidneys and can cause or worsen injury.
Safer options
Paracetamol is usually safer for short-term use. Never combine painkillers without advice.
Frequently asked questions
Can one dose of ibuprofen hurt my kidneys?
Occasional single doses are usually fine for healthy people; regular or high-dose use is risky.