Cytokinetics, Incorporated, a late-stage biopharmaceutical company, focuses on discovering, developing, and commercializing muscle activators and inhibitors as potential treatments for debilitating diseases. The company develops small molecule drug candidates primarily engineered to impact muscle function and contractility. Its drug candidates include omecamtiv mecarbil, a novel cardiac myosin activator that is in Phase III clinical trial in patients with heart failure; and reldesemtiv, a skeletal muscle troponin activator, which is in Phase III clinical trial to treat amyotrophic lateral sclerosis and spinal muscular atrophy.