The short version
Just 3 companies supply this market — thin enough that a single exit would be felt immediately.
Market view
3 marketed package NDCs · 3 active manufacturers
Most dispensed: 75 mg/.5mL · Injection, Solution · #1 syringe, glass/carton / .5 ml in 1 syringe, glass · 150 mg/mL · Injection, Solution · #1 syringe, glass/carton / 1 ml in 1 syringe, glass · 300 mg/2mL · Injection, Solution · #1 syringe, glass/carton / 2 ml in 1 syringe, glass
Just 3 companies supply this market — thin enough that a single exit would be felt immediately.
Other molecules FDA puts in Anti-IgE, 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.