The short version
9 companies supply this market — a reasonable cushion if one runs into trouble.
Market view
ketotifen fumarate · Powder
37 marketed package NDCs · 9 active manufacturers
Most dispensed: .25 mg/mL · Solution/ Drops · #1 bottle, dropper/carton / 5 ml in 1 bottle, dropper · .25 mg/mL · Solution · #1 bottle/carton / 5 ml in 1 bottle · .25 mg/mL · Solution/ Drops · #1 bottle, dropper/carton / 10 ml in 1 bottle, dropper · .25 mg/mL · Solution · #1 bottle, plastic/carton / 5 ml in 1 bottle, plastic
What changed in the last 90 days
Every detected change for ketotifen fumarate, newest first — price moves, shortages, recalls, and manufacturers entering or leaving. Detected by comparing each day’s federal data against the day before.
- Ketotifen FumarateAug 19, 2026Price downNADAC $1.338 → $1.30424 per unit (-2.52%)
- Ketotifen Fumarate Ophthalmic SolutionAug 19, 2026Price downNADAC $1.338 → $1.30424 per unit (-2.52%)
- Ketotifen Fumarate Ophthalmic SolutionAug 19, 2026Price downNADAC $1.338 → $1.30424 per unit (-2.52%)
- Eye Itch ReliefAug 19, 2026Price downNADAC $1.338 → $1.30424 per unit (-2.52%)
- Ketotifen FumarateAug 19, 2026Price downNADAC $1.338 → $1.30424 per unit (-2.52%)
- ZaditorAug 19, 2026Price downNADAC $1.866 → $1.86494 per unit (-0.06%)
- ZaditorAug 19, 2026Price downNADAC $2.22546 → $2.22514 per unit (-0.01%)
- Ketotifen FumarateJul 22, 2026Price downNADAC $1.34206 → $1.338 per unit (-0.3%)
- Eye Itch ReliefJul 22, 2026Price downNADAC $1.34206 → $1.338 per unit (-0.3%)
- Ketotifen FumarateJul 22, 2026Price downNADAC $1.34206 → $1.338 per unit (-0.3%)
Same drug class
Other molecules FDA puts in Histamine-1 Receptor 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.
- eye allergy itch relief· 1 maker
- olopatadine· 2 makers
- olopatadine hydrochloride and mometasone furoate· 2 makers
- epinastine hydrochloride· 3 makers
- olopatadine hcl· 4 makers
- olopatadine hydrochloride ophthalmic solution· 8 makers
- olopatadine hydrochloride ophthalmic· 15 makers
- olopatadine hydrochloride· 50 makers
Common questions
- Is Ketotifen fumarate in shortage right now?
- No. FDA does not currently list Ketotifen fumarate 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 Ketotifen fumarate?
- 30 companies have marketed Ketotifen fumarate in the last 30 days, according to the FDA NDC Directory. Every manufacturer and package is listed on this page.
- What does Ketotifen fumarate cost?
- The typical pharmacy pays about $1.30 per mL, 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.
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.