- Cardiovascular: have cardiac disease with functional status that is New York Heart Association Class III or IV (see New York Heart Association Cardiac Disease Classifications) or have Congestive Heart Failure (CHF) requiring pharmacologic treatment or, in the investigator's opinion, have severe dependent edema (i.e., edema of the feet or ankles) or have any condition associated with hypoperfusion, hypoxemia, dehydration, or sepsis