The short version
13 companies supply this market — deep enough that no single failure threatens the supply.
Market view
16 marketed package NDCs · 13 active manufacturers
Most dispensed: 50 mg/5mL · Injection, Powder, Lyophilized, For Solution · #10 vial, single-doses/carton / 5 ml in 1 vial, single-dose
13 companies supply this market — deep enough that no single failure threatens the supply.
Other molecules FDA puts in Tetracycline-class 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.