Tris trial is registered with FDA with number: NCT01458301. The sponsor of the trial is Takeda and it is looking for 487 volunteers for the current phase.
Official trial title:
A Phase II, Multicenter, Randomized, Double-blind, Parallel-group, Placebo-controlled Study of the Efficacy and Safety of TAK-385 10, 20, and 40 mg (p.o.) in the Treatment of Endometriosis