17th July 2020

A 30-year-old man presents to the gastroenterology clinic with a 3 month history of rectal bleeding and diarrhoea

A 30-year-old man presents to the gastroenterology clinic with a 3 month history of rectal bleeding and diarrhoea (4 bowel movements per day). Blood tests are as follows: Haemoglobin 14g/dl (normal range 13-18 g/dl), Erythrocyte Sedimentation Rate (ESR)  is 20 mm/h (normal range 0-15 mm/h). Colonoscopy confirmed chronic active left-sided colitis. 

Please select the most appropriate drug to prescribe. Select ONE option from the list above.