What's good for hay fever?
D003255:Consumer Organizations; D006634:Histamine H1 Antagonists / Q000008:administration & dosage; D006801:Humans; D014663:Nasal Decongestants / Q000008:administration & dosage; D004366:Nonprescription Drugs / Q000008:administration & dosage; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy*