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 ...
Ischemia is caused by problems with the circulatory system causing damage or dysfunction of oxygen sensitive tissues. Most tissues cannot survive more than few minutes without a continuous oxygen supply. Lack of oxygen leads to a process known as Ischemic cascade. The damage is caused by the accumulation of metabolic waste products, damage to cell membranes, mitochondrial (powerhouse of the cell) dysfunction.