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

Diclofenac

Diclofenac Sodium· ingredient diclofenacAcetic acid derivatives and related substances· DICLOFENAC SODIUM 1 mg/mL
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 ML
$1.77
NADAC — pharmacy acquisition cost, not a retail/cash price

Acquisition-cost history

Weekly NADAC per ML — the trend nobody else shows. 6 weeks.

2025-12-172026-05-20

Same-ingredient options by acquisition cost

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

ProductNADAC / MLvs this
Diclofenac Sodium Delayed Release$0.06665−$1.70
Diclofenac DR$0.06665−$1.70
Aleve Arthritis Pain Gel$0.08776−$1.68
Diclofenac Potassium$0.09863−$1.67
Clofenax$0.12486−$1.64
Diclofenac Sodium$0.36949−$1.40
Diclofenac Sodium$0.39681−$1.37
Diclofenac Sodium Delayed Release$0.72051−$1.05

Medicare Part D coverage · CY2026

On 328 plan formularies · typical tier 2
Prior auth 0% · Step therapy 0% · Quantity limit 13% 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.