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

Sumatriptan

sumatriptan· ingredient sumatriptan· SUMATRIPTAN SUCCINATE 6 mg/.5mL
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
$15.06
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 sumatriptan products, cheapest acquisition cost first. Per ML — confirm strength/form equivalence before switching.

ProductNADAC / MLvs this
Sumatriptan$0.34058−$14.72
Treximet$11.67−$3.39
sumatriptan$16.06+$1.00
sumatriptan$17.57+$2.51
sumatriptan$69.54+$54.48
IMITREX$72.50+$57.44
Tosymra$108.15+$93.09
Zembrace SymTouch$384.03+$368.97

Medicare Part D coverage · CY2026

On 320 plan formularies · typical tier 4
Prior auth 0% · Step therapy 0% · Quantity limit 97% 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.