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 ...
Causes of colitis include: 1  Infections, including those caused by a virus, parasite, and food poisoning due to bacteria. 2  Ulcerative colitis and Crohn disease. 3  Lack of blood flow (ischemic colitis)  Past radiation to the large 1  bowel. Necrotizing enterocolitis in newborns.  Pseudomembranous colitis.