A Two-part Proof-of-Concept Study Assessing the Safety and Efficacy of LAT8881 in Lumbar Radicular Pain

"In Part A, LAT8881 will be given as a single intravenous infusion at doses of 0.8, 1.2 and 1.8 mg/kg.~In Part B, a single intravenous infusion of LAT8881 will be given, the dose to be determined by the results in Part A"

Matching placebo'given as a single intravenous infusion at all dose levels