Ipratropium bromide.
D000280:Administration, Inhalation; D000281:Administration, Intranasal; D000402:Airway Obstruction / Q000188:drug therapy / Q000451:nursing; D001993:Bronchodilator Agents / Q000627:therapeutic use*; D006801:Humans; D009241:Ipratropium / Q000627:therapeutic use*; D010353:Patient Education as Topic / Q000379:methods; D012220:Rhinitis / Q000188:drug therapy / Q000451:nursing
D001993:Bronchodilator Agents; D009241:Ipratropium