13.07 Impax Labs ,

Impax Labs , , . .

Impax , (FDA) fesoterodine fumarate 4 8 . Toviaz Pfizer. Impax , IV , , , . , , - (Hatch-Waxman Act), .

1984 , -. , . . , (ANDA) , , , .

, , Pfizer UCB Pharma Impax () .