AcelRx Pharmaceuticals, Inc. (Nasdaq: ACRX), a specialty pharmaceutical company focused on the development and commercialization of innovative therapies for the treatment of acute and breakthrough pain, today announced that ARX-04 (sufentanil sublingual tablet, 30 mcg) met primary and secondary endpoints in a multi-center, double-blind, placebo-controlled Phase 3 trial (SAP301) designed to study the short-term treatment of patients with moderate-to-severe acute pain following ambulatory abdominal surgery.
