The short version
5 companies supply this market — a reasonable cushion if one runs into trouble. The price is down 26% over the past year, to $0.3115 per unit.
Market view
amantadine hydrochloride · Tablet
10 marketed package NDCs · 5 active manufacturers
Most dispensed: 100 mg · Capsule · #100 capsules/bottle · 100 mg · Capsule · #500 capsules/bottle · 100 mg · Tablet · #100 tablets/bottle · 50 mg/5mL · Solution · #473 mL/bottle
Price range and competition
RSS: changes for this drugEvery company selling this drug reports its own price. The line follows the middle of the pack; the shaded band holds the middle half of companies — the wider it is, the more they disagree.
Latest · Sep 2026 — typical price $0.3115 · middle half $0.3115–$0.3115 · full range $0.3115–$0.3115 · 5 products · 5 companies
ⓘ How this was built
Data sources
- CMS NADAC weekly survey + monthly archives back to 2013 (data.medicaid.gov)
- CMS Federal Upper Limit files (weighted AMP)
- FDA NDC Directory (openFDA) — maker roster
Method
Each month's band spans the NADAC unit prices of every NDC of this drug (min, quartiles, median, max), split into brand and generic cohorts by FDA marketing category. Maker counts come from distinct labelers with the NDC actively listed.
Pipeline and calculations built by Claude (Fable 5) from the public datasets above. Educational only — verify against primary sources before acting.
What changed in the last 90 days
Every detected change for amantadine hydrochloride, newest first — price moves, shortages, recalls, and manufacturers entering or leaving. Detected by comparing each day’s federal data against the day before.
- Amantadine HydrochlorideAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- Amantadine HydrochlorideAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- Amantadine HydrochlorideAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- Amantadine HClAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- amantadine hydrochlorideAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- amantadine hydrochlorideAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- Amantadine HydrochlorideAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- Amantadine HydrochlorideAug 19, 2026Price upNADAC $0.04861 → $0.04922 per unit (+1.25%)
- Amantadine HClAug 19, 2026Price downNADAC $0.15425 → $0.14863 per unit (-3.64%)
- Amantadine HydrochlorideAug 19, 2026Price upNADAC $0.29494 → $0.31147 per unit (+5.6%)
Same drug class
Other molecules FDA puts in Influenza A M2 Protein Inhibitor, with whether each is in shortage right now. Same class is not the same drug — substitution is a clinical decision, and this is a supply picture, not a recommendation.
Common questions
- Is Amantadine hydrochloride in shortage right now?
- No. FDA does not currently list Amantadine hydrochloride in shortage. This page is rebuilt every morning from FDA's shortage database, so a new posting appears here the day it is published.
- Who makes Amantadine hydrochloride?
- 39 companies have marketed Amantadine hydrochloride in the last 30 days, according to the FDA NDC Directory. Every manufacturer and package is listed on this page.
- What does Amantadine hydrochloride cost?
- The typical pharmacy pays about $0.1486 per unit, based on the most recent CMS NADAC survey of actual acquisition costs. That is what the pharmacy pays for the drug itself — not the cash price, and not what an insurer is billed.
Shortage reports for this molecule
- Planned discontinuation — Amantadine Hydrochloride, Tablet, 100 mg (NDC 0832-0111-00)Jul 23, 2025
- Planned discontinuation — Amantadine Hydrochloride, Tablet, 100 mg (NDC 0832-0111-03)Jul 23, 2025
- Planned discontinuation — Amantadine Hydrochloride, Tablet, 100 mg (NDC 0832-0111-50)Jul 23, 2025
All marketed products
Expand a strength to see its dosage forms, then package sizes, then each manufacturer and NDC. Click an NDC for its full detail page.