The short version
12 companies supply this market — deep enough that no single failure threatens the supply. The brand price has jumped 212% in a year, to $0.3076 per mL — sharp rises like this often mean supply is already tightening. It is in shortage right now — FDA lists the reason as “demand increase for the drug”. Put together: worth watching — several of the pressures that precede supply trouble are present at once.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.