Lixivaptan BALANCE study is a 650-patient Phase III, global, multi-center, randomized, placebo-controlled, double-blind, study of lixivaptan for hyponatremia in patients with heart failure. The primary objective is to evaluate the safety and effectiveness of lixivaptan, when compared to the placebo, in increasing serum sodium from baseline in heart failure patients with hyponatremia. In previous studies, lixivaptan improved blood sodium levels, lowered body weight and increased urine volume. Those studies suggest that lixivaptan may play an important role in treating hyponatremia and the signs and symptoms of water retention associated with heart failure, Syndrome of Inappropriate Anti-Diuretic Hormone(SIADH), and Liver Cirrhosis with
Human blood group systems are expressed in a letter or two, which may be a plus or a minus, a smaller number of people express their blood type in an extensive series of letters in addition to their "AB±" type designation. For example, the h/h blood group, also known as Oh or the Bombay blood group, is a rare blood type. Human blood group systems The term human blood group systems is defined by International Society of Blood Transfusion as systems in the human species where cell-surface antigens—in particular, those on blood cells—are "controlled at a single gene locus or by two or more