ARCA biopharma Inc is a biopharmaceutical company. It applies precision medicine approach to develop genetically targeted therapies for cardiovascular diseases. The firm’s lead product candidate is Gencaro. The company adopts genotype-directed comparative effectiveness trial of Bucindolol and Toprol-XL for prevention of symptomatic atrial fibrillation in patients with heart failure. It establishes long-term relationships with partners such as Medtronic, Laboratory Corporation of America and the University of Colorado.