title: In brief: oral phenylephrine for nasal congestion.
mesh_terms: D000284:Administration, Oral; D006801:Humans; D014663:Nasal Decongestants / Q000008:administration & dosage* / Q000009:adverse effects; D015508:Nasal Obstruction / Q000175:diagnosis / Q000188:drug therapy*; D010656:Phenylephrine / Q000008:administration & dosage* / Q000009:adverse effects; D006255:Rhinitis, Allergic, Seasonal / Q000175:diagnosis / Q000188:drug therapy*; D016896:Treatment Outcome
chemical_list: D014663:Nasal Decongestants; D010656:Phenylephrine