The short version
Only one company currently supplies this market — there is no backup if it stumbles.
Market view
zileuton · Tablet
1 marketed package NDCs · 1 active manufacturer
Most dispensed: 600 mg · Tablet, Film Coated, Extended Release · #120 tablet, film coated, extended releases/bottle · 600 mg · Tablet, Multilayer, Extended Release · #120 tablet, multilayer, extended releases/bottle · 600 mg · Tablet, Extended Release · #120 tablet, extended releases/bottle · 1 kg/kg · Powder · #50 kg/drum
What changed in the last 90 days
Every detected change for zileuton, newest first — price moves, shortages, recalls, and manufacturers entering or leaving. Detected by comparing each day’s federal data against the day before.
- ZileutonAug 19, 2026Price upNADAC $1.95569 → $2.06556 per unit (+5.62%)
- ZileutonAug 19, 2026Price upNADAC $1.95569 → $2.06556 per unit (+5.62%)
- ZileutonAug 19, 2026Price upNADAC $1.95569 → $2.06556 per unit (+5.62%)
- ZileutonAug 19, 2026Price upNADAC $1.95569 → $2.06556 per unit (+5.62%)
- ZileutonJul 22, 2026Price upNADAC $1.92113 → $1.95569 per unit (+1.8%)
- ZileutonJul 22, 2026Price upNADAC $1.92113 → $1.95569 per unit (+1.8%)
- ZileutonJul 22, 2026Price upNADAC $1.92113 → $1.95569 per unit (+1.8%)
- ZileutonJul 22, 2026Price upNADAC $1.92113 → $1.95569 per unit (+1.8%)
Common questions
- Is Zileuton in shortage right now?
- No. FDA does not currently list Zileuton 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 Zileuton?
- 14 companies have marketed Zileuton in the last 30 days, according to the FDA NDC Directory. Every manufacturer and package is listed on this page.
- What does Zileuton cost?
- The typical pharmacy pays about $2.07 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.
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.