The short version
6 companies supply this market — a reasonable cushion if one runs into trouble. Historically, drugs in this position went on to a new shortage within 90 days about 0.5% of the time — roughly 3× the typical drug (0.1%).
Market view
8 marketed package NDCs · 6 active manufacturers
Most dispensed: 300 mg/5mL · Solution · #14 pouchs/carton / 4 ampule in 1 pouch / 5 ml in 1 ampule · 300 mg/5mL · Solution · #56 ampules/carton / 5 ml in 1 ampule · 3 mg/mL · Solution/ Drops · #1 bottle/carton / 5 ml in 1 bottle · 3 mg/mL · Solution · #1 bottle, dropper/carton / 5 ml in 1 bottle, dropper
6 companies supply this market — a reasonable cushion if one runs into trouble. Historically, drugs in this position went on to a new shortage within 90 days about 0.5% of the time — roughly 3× the typical drug (0.1%).
Every detected change for tobramycin, newest first — price moves, shortages, recalls, and manufacturers entering or leaving. Detected by comparing each day’s federal data against the day before.
Other molecules FDA puts in Aminoglycoside Antibacterial, 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.