A 22yrs female was admitted in emergency with c/o nausea, vomiting, and watery diarrhoea since 4 days. He is also having low grade fever. He was hospitalised and treated symptomatically and was being relieved and discharged. His blood samples were sent for culture; repos of which pt. brought during his follow up - which showed the presence of clostridium perfringens. Being his physician what should be your next instruction to such patient -
IV penicillin therapy plus colonoscopy. Return for blood culture. Return for IV penicillin therapy. IV penicillin therapy plus echocardiography.