CAI
Clinical Asset Index
by VOS Supply Group
Drugs · acquisition-cost intelligence

Carbamazepin

carbamazepine· ingredient carbamazepine· CARBAMAZEPINE 100 mg/1; CARBAMAZEPINE 100 mg/5mL; CARBAMAZEPINE 200 mg/1; CARBAMAZEPINE 400 mg/1
What this is. Acquisition-cost intelligence for pharmacy & clinic buyers — the historical trend, generic-equivalent costs, and Part D posture. NADAC is a pharmacy acquisition cost (the national average pharmacies pay), not a retail or cash price — for consumer cash prices use GoodRx/your plan.
Acquisition benchmark · NADAC per EA
$0.60091
NADAC — pharmacy acquisition cost, not a retail/cash price

Acquisition-cost history

Weekly NADAC per EA — the trend nobody else shows. 10 weeks.

2025-12-172026-05-27

Same-ingredient options by acquisition cost

Other carbamazepine products, cheapest acquisition cost first. Per EA — confirm strength/form equivalence before switching.

ProductNADAC / EAvs this
Carbamazepine$0.10059−$0.50030
Carbamazepine$0.12396−$0.47700
Epitol$0.12396−$0.47700
Carbamazepine$0.12396−$0.47700
Carbamazepine$0.12396−$0.47700
Carbamazepine$0.23438−$0.36650
Carbamazepine ER$0.49118−$0.10970
carbamazepine$1.03+$0.42730

Medicare Part D coverage · CY2026

On 328 plan formularies · typical tier 2
Prior auth 0% · Step therapy 0% · Quantity limit 1% of formularies

Sources: CMS NADAC (pharmacy acquisition cost), FDA NDC + RxNorm (identity), RxClass (therapeutic class), CMS Medicare Part D formulary (coverage). Observed reference data for professional buyers — not a retail/cash price, not pricing or medical advice. Verify before purchasing or substituting.