title: Drugs affecting the upper respiratory tract.
mesh_terms: D000891:Anti-Infective Agents, Local / Q000627:therapeutic use*; D006801:Humans; D004366:Nonprescription Drugs; D012141:Respiratory Tract Infections / Q000517:prevention & control*
chemical_list: D000891:Anti-Infective Agents, Local; D004366:Nonprescription Drugs