A 79 year old man is reviewed in a GP-led urgent care centre. He attends with his partner, who reports a 5 day history of cough, productive of thick, green mucus. He also mentions shortness of breath and tiredness symptoms. On examination, he has right lower zone coarse crepitations. His abbreviated mental test (AMT) score is 8, blood pressure is 110/58 mmHg, his respiratory rate is 19 breaths per minute, and his temperature is 37.2℃.
Based on the likely diagnosis, what is the most appropriate management?
