What Kind Of Drug Is Perforomist?

What Kind Of Drug Is Perforomist? Perforomist contains the drug formoterol fumarate, which belongs to a class of drugs called long-acting beta2-agonists (LABAs). If you use Perforomist with other LABAs, you have an increased risk of serious heart-related side effects. Is formoterol a steroid? Symbicort (budesonide and formoterol fumarate dihydrate) is a combination of a