Can Pfizer Seize Share in This Multibillion-Dollar Market?

Can Pfizer Seize Share in This Multibillion-Dollar Market?

Source: 
Motley Fool
snippet: 
  • JAK inhibitors are man-made small-molecule drugs that regulate overactive immune systems to help prevent them from attacking the body.
  • Pfizer's JAK inhibitor ritlecitinib delivered promising phase 2b/3 results in its study of an autoimmune disease that results in hair loss.
  • If the pause on regulatory approval of JAK inhibitors is eventually lifted, ritlecitinib could be a huge beneficiary.