New treatment plans are necessary for people coping with PAH, Pamela Cyrus, MD, Vice Head and President, U.S. Medical Affairs, Bayer Health care Pharmaceuticals. Bayer Health care is focused on addressing the unmet requirements of pulmonary hypertension individuals by developing innovative medications. .. Bayer announces data from riociguat Stage III pulmonary arterial hypertension trial Bayer Health care today announced data from the Stage III PATENT-1 pulmonary arterial hypertension trial evaluating its investigational medication riociguat in both treatment-naive patients and the ones pre-treated with an endothelin receptor antagonist or an oral, subcutaneous or inhaled prostanoid.Surgery may be the mainstay of treatment for spinal sarcomas; nevertheless the tumors are one of the most challenging diseases for orthopedic surgeons. In addition, some patients aren’t candidates for surgery because of the location of the tumor and/or the individual's condition. In these cases, radiation therapy is used. Carbon ion radiotherapy is normally a type of radiation therapy that is known to be effective for treating various types of inoperable sarcomas, which are tumors that arise from connective tissue.