Brand Reference: Norvasc
| Metric | Verified Benchmark | Source |
|---|---|---|
| Amlodipine Besylate RxNorm Concept ID | 17767 | U.S. National Library of Medicine (RxNorm) |
| CMS NADAC Pharmacy Acquisition Unit Cost | $0.0220 / unit | CMS Medicaid NADAC Weekly Feed |
| Walk-In Chain Pharmacy Cash Average | $19.00 / mo | CMS NADAC + U.S. Retail Markup Index |
| Mark Cuban Cost Plus Wholesale Price | $4.70 / mo | Cost Plus Drugs Wholesale Feed |
| Community Mean Out-of-Pocket Paid | $5.40 / mo | 33 Zero-PHI Verified Patient Logs |
Charged dihydropyridine molecule that slowly partitions into vascular smooth-muscle cell membranes to block transmembrane L-type voltage-gated Ca2+ influx, lowering peripheral arterial resistance and 24-hour blood pressure variability without AV-node conduction slowing.
Classified under Long-Acting Dihydropyridine L-Type Calcium Channel Blocker (Rx), Amlodipine Besylate exhibits a $14.30/month gap between standard U.S. retail cash counters ($19.00) and verified direct-to-patient routing ($4.70) anchored to $0.0220 CMS unit cost.
Pharmacokinetic profiling of Amlodipine Besylate demonstrates an elimination half-life of 30–50 hours with 64%–90% oral systemic bioavailability; clearance proceeds via slow hepatic cyp3a4 oxidation to inactive pyridine metabolites, reaching clinical onset within 6–12 hours gradual peak (avoids reflex tachycardia).
Titration schedules for Amlodipine Besylate (2.5 mg PO once daily → 5 mg PO once daily → 10 mg PO once daily) require excluding severe aortic stenosis; cardiogenic shock; real-world patient logs highlight dose-dependent ankle edema (at 10 mg) (17% of reports), flushing (6% of reports) alongside a 86.80% Worth-It consensus.
Across 33 verified cash-pay logs, Amlodipine Besylate achieves a 86.80% Worth-It rating with out-of-pocket spend averaging $5.40/mo versus $19.00/mo walk-in retail.
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Switched to Cost Plus Drugs at 2.5 mg PO once daily for Amlodipine Besylate; monthly out-of-pocket dropped to $4.50 compared with $19.00 retail.
Completed 10 weeks on Amlodipine Besylate (5 mg PO once daily). Zero notable side effects on steady dosing.
Consistent biomarker response on 10 mg PO once daily Amlodipine Besylate sourced via Local Pharmacy ($5.45/mo cash pay without insurance prior authorization).