title: Chemoprophylaxis of respiratory infections.
mesh_terms: D000998:Antiviral Agents / Q000627:therapeutic use; D001500:BCG Vaccine; D001991:Bronchitis / Q000517:prevention & control; D006801:Humans; D007538:Isoniazid / Q000627:therapeutic use; D012141:Respiratory Tract Infections / Q000517:prevention & control*; D013752:Tetracycline / Q000627:therapeutic use; D014376:Tuberculosis / Q000517:prevention & control; D014777:Virus Diseases / Q000517:prevention & control
chemical_list: D000998:Antiviral Agents; D001500:BCG Vaccine; D013752:Tetracycline; D007538:Isoniazid