Dihydropyridine calcium-channel blocker
Amlodipine with kidney impairment: dosing and safety
Kidney function affects how the body clears Amlodipine (Amlodipine) and many of its metabolites. For people with chronic kidney disease, dialysis, or even mild renal impairment from age or comorbidities, the standard 2.5mg, 5mg, 10mg dose may need adjustment. This page summarises the practical principles for Amlodipine in renal impairment.
Why renal function matters for Amlodipine
A meaningful fraction of Amlodipine or its active metabolites is cleared by the kidneys for many medications. Reduced eGFR slows clearance, raises plasma concentrations and prolongs effect. Amlodipine selectively blocks L-type calcium channels in vascular smooth muscle, reducing transmembrane calcium influx and producing peripheral arterial vasodilation. The prescribing information for Amlodipine usually specifies dose adjustments by eGFR threshold (e.g. 30–60 vs <30 mL/min/1.73m²).
Practical guidance
According to the prescribing information, baseline kidney function should be checked before starting Amlodipine and periodically during treatment. People on dialysis need specialist input on dose timing relative to dialysis. Acute kidney injury — from dehydration, infection or other medications — can shift Amlodipine effects unpredictably and may warrant a temporary hold at 2.5mg, 5mg, 10mg.
Frequently asked questions
Is Amlodipine safe with kidney problems? ▾
Mild to moderate kidney impairment usually allows Amlodipine at adjusted lower 2.5mg, 5mg, 10mg doses with monitoring. Severe impairment (eGFR <30) often requires substantial reduction or alternative therapy. The prescriber decides based on lab results and the indication.
Do I need lab tests on Amlodipine if I have kidney disease? ▾
Yes — periodic eGFR and electrolyte monitoring is the standard practice for Amlodipine in chronic kidney disease. Frequency depends on the severity of impairment and on Amlodipine-specific risks. The prescriber sets the schedule.
Products containing Amlodipine
More on Amlodipine
- With alcoholAmlodipine and alcohol — is it safe to drink?
- With foodShould Amlodipine be taken with food?
- Side effectsAmlodipine side effects: common, rare and warning signs
- Dosage guideAmlodipine dosage guide: how much to take and when
- OnsetHow fast does Amlodipine start working?
- DurationHow long does Amlodipine last?
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.