A 55-year-old man with COPD presents with an acute exacerbation. He has increased breathlessness interfering with daily activities and increased sputum purulence. He is managed at home. What is the recommended treatment?AOral Doxycycline for 5 days onlyBOral Prednisolone 30mg OD for 5 days onlyCOral Prednisolone 30mg OD for 5 days AND Oral Doxycycline for 5 daysDNebulised Salbutamol and IpratropiumEInhaled corticosteroid (ICS) initiationCheck my answer