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AcelRx Pharma's pain drug succeeds in late-stage study

Sept 9 (Reuters) - AcelRx Pharmaceuticals Inc said its experimental pain drug for patients undergoing abdominal surgery met the main goal in a late-stage study.

Patient receiving the drug, ARX-04, experienced greater pain reduction compared to a placebo.

(Reporting by Amrutha Penumudi in Bengaluru; Editing by Don Sebastian)