Celltrion's asthma treatment Omlyclo, a biosimilar of Novartis's Xolair, has received Canadian approval for chronic urticaria, rhinosinusitis, and allergic asthma ...
Nasal congestion happens when passages in the nasal cavity are blocked. 1 When nasal passages are blocked, nasal breathing can be more challenging, meaning it is harder to breathe through the nose ...