Symptoms of a serious allergic reaction include: rash, itching /swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing .This is not a complete list of possible side effects.
Whatever the cause, diminished blood flow within your digestive tract leaves cells without enough oxygen, which causes the cells to ... Colon ischemia (ischemic colitis). ... This is the most common cause of acute mesenteric artery ischemia and can be brought on by congestive heart ...
Or it can occur quickly when an artery becomes blocked suddenly. Conditions that can cause myocardial ischemia include: 1  Coronary artery disease (atherosclerosis). 2  Plaques made up mostly of cholesterol build up on your artery walls and restrict blood flow. 3  Atherosclerosis is the most common cause of myocardial ischemia.