التداخل بين أملوديبين وفالسارتان وبوساكونازول

Calcium Channel Blockers that are CYP3A4 Substrates Mechanism and Clinical Effect(s) Posaconazole may increase the plasma concentrations of calcium channel blockers that are substrates of CYP3A4.

Prevention or Management Verapamil, Diltiazem, Nifedipine, Nicardipine, Felodipine Monitor frequently for adverse reactions and toxicity with concomitant use of posaconazole with calcium channel blockers that are CYP3A4 substrates.

Dosage reduction of the calcium channel blocker may be needed.

Amlodipine Impact of Other Drugs on Amlodipine CYP3A Inhibitors Coadministration with CYP3A inhibitors (moderate and strong) results in increased systemic exposure to amlodipine and may require dose reduction.

Monitor for symptoms of hypotension and edema when amlodipine is coadministered with CYP3A inhibitors to determine the need for dose adjustment [see Clinical Pharmacology (12.3) ].