Drugs · acquisition-cost intelligence
ANTACID
Calcium Carbonate· ingredient calcium carbonateCalcium· CALCIUM CARBONATE 648 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
$0.00808
NADAC — pharmacy acquisition cost, not a retail/cash price
Acquisition-cost history
Weekly NADAC per EA — the trend nobody else shows. 6 weeks.
2025-12-172026-05-20
Same-ingredient options by acquisition cost
Other calcium carbonate products, cheapest acquisition cost first. Per EA — confirm strength/form equivalence before switching.
| Product | NADAC / EA | vs this |
|---|---|---|
| ANTACID | $0.01747 | +$0.00940 |
| Calcium Carbonate | $0.02048 | +$0.01240 |
| Alka-Seltzer Cool Action Extra Strength ReliefChews Mint | $0.03199 | +$0.02390 |
| Alka-Seltzer Ultra Strength Heartburn ReliefChews | $0.03733 | +$0.02930 |
| acid reducer complete | $0.26003 | +$0.25200 |
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.