Mr Green, a COPD patient was sent home with oxygen prescription at 2 litres per minute. He is dyspnoeic, anxious and panicking when you visited him. What is your most immediate nursing action to relieve dyspnoea?

  • Call the emergency department for ambulance

  • Increase O2 rate

  • Tell patient to calm down in a loud voice

  • Calmly instruct patient to do deep breathing