29th July 2020

A 60-year-old male with a background of asthma was recently started on a new medication by his GP for exertional chest pain

A 60-year-old male with a background of asthma was recently started on a new medication by his GP for exertional chest pain. He now complains of vague abdominal pain and constipation. 

For the patient above, please select the SINGLE most likely cause of the presenting symptom. Select ONE option from the list above.