RESEARCH TRIANGLE PARK, N.C. and MANCHESTER, N.H., Feb. 24, 2020 /PRNewswire/ -- United Therapeutics Corporation (Nasdaq: UTHR) and DEKA Research & Development Corp. today announced receipt of an additional 510(k) clearance by the U.S. Food and Drug Administration (FDA) related to the Unity Subcutaneous Delivery System for Remodulin® (treprostinil) Injection, also referred to as the Remunity™ pump, enabling United Therapeutics to launch the system using drug reservoirs that have been prefilled by specialty pharmacies.