title: O-t-c products for the symptomatic relief of bronchial asthma.
mesh_terms: D000996:Antitussive Agents / Q000627:therapeutic use; D001249:Asthma / Q000188:drug therapy* / Q000209:etiology; D001993:Bronchodilator Agents / Q000627:therapeutic use; D005100:Expectorants / Q000627:therapeutic use; D006634:Histamine H1 Antagonists / Q000627:therapeutic use; D006801:Humans; D004366:Nonprescription Drugs / Q000627:therapeutic use*
chemical_list: D000996:Antitussive Agents; D001993:Bronchodilator Agents; D005100:Expectorants; D006634:Histamine H1 Antagonists; D004366:Nonprescription Drugs