Clinical observations with an oral nasal decongestant.
D018926:Anti-Allergic Agents; D006634:Histamine H1 Antagonists / Q000627:therapeutic use*; D006801:Humans; D009296:Nasal Cavity; D014663:Nasal Decongestants; D010256:Paranasal Sinuses
D018926:Anti-Allergic Agents; D006634:Histamine H1 Antagonists; D014663:Nasal Decongestants
ANTIHISTAMINICS/therapeutic use; NASAL CAVITY