Grapefruit Juice and Nitrendipine: Drug Interaction Guide
Quick answer: Grapefruit Juice and Nitrendipine have a minor interaction — typically manageable with awareness.
How Grapefruit Juice interacts with Nitrendipine
Grapefruit juice inhibits intestinal CYP3A4, increasing exposure to some dihydropyridine calcium-channel blockers such as nitrendipine. This may enhance hypotensive effects.
What you should do
Advise consistent avoidance or stable intake of grapefruit products. Monitor for dizziness, flushing, or hypotension.
Key facts
Severity
Minor — typically manageable
Mechanism
Grapefruit juice inhibits intestinal CYP3A4, increasing exposure to some dihydropyridine calcium-channel blockers such a...
Action
Advise consistent avoidance or stable intake of grapefruit products. Monitor for dizziness, flushing, or hypotension.
Frequently asked questions
Can I take Grapefruit Juice and Nitrendipine together?
Usually yes, with awareness. Advise consistent avoidance or stable intake of grapefruit products. Monitor for dizziness, flushing, or hypotension.
What is the severity of this interaction?
The interaction between Grapefruit Juice and Nitrendipine is classified as Minor — typically manageable. Grapefruit juice inhibits intestinal CYP3A4, increasing exposure to some dihydropyridine calcium-channel blockers such as nitrendipine. This may enhance hypotensive effects.
What should I do if I'm prescribed both?
Advise consistent avoidance or stable intake of grapefruit products. Monitor for dizziness, flushing, or hypotension. Always consult your prescribing clinician — do not stop or change medications without medical guidance.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.