The short version
8 companies supply this market — a reasonable cushion if one runs into trouble.
Market view
8 marketed package NDCs · 8 active manufacturers
Most dispensed: TETRAHYDROZOLINE HYDROCHLORIDE .05 g/100mL; .25 g/100mL · Solution · #1 bottle, dropper/carton / 15 ml in 1 bottle, dropper
8 companies supply this market — a reasonable cushion if one runs into trouble.
Other molecules FDA puts in Copper Absorption 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.
Expand a strength to see its dosage forms, then package sizes, then each manufacturer and NDC. Click an NDC for its full detail page.