The short version
16 companies supply this market — deep enough that no single failure threatens the supply. The price has fallen 46% in a year, to $2.30 per unit — and generics that get this cheap tend to get abandoned rather than defended.
Market view
28 marketed package NDCs · 16 active manufacturers
Most dispensed: 250 mg · Capsule · #100 capsules/bottle · 250 mg · Capsule · #1 bottle/carton / 100 capsule in 1 bottle
16 companies supply this market — deep enough that no single failure threatens the supply. The price has fallen 46% in a year, to $2.30 per unit — and generics that get this cheap tend to get abandoned rather than defended.
Every 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 $2.30 · middle half $2.30–$2.30 · full range $2.30–$2.30 · 5 products · 16 companies
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.
Other molecules FDA puts in Copper Chelator, 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.
Expand a strength to see its dosage forms, then package sizes, then each manufacturer and NDC. Click an NDC for its full detail page.