Dupixent is available as a solution inside single-dose prefilled pens and syringes, given as a subcutaneous injection. Dupixent is a biologic and belongs to a drug class called interleukin-4 (IL-4 ...

These drugs inhibit interleukin (IL)-5, while Dupixent inhibits IL-4 and IL-13, but can be considered a rival because it is also an injection. Patients may opt to take the others because of their ...