Tris trial is registered with FDA with number: NCT01321619. The sponsor of the trial is Vidfarma Indústria de Medicamentos Ltda. and it is looking for 102 volunteers for the current phase.
Official trial title:
Study Clinical, Multicenter,Phase III,Prospective,Randomized,Comparative Double Blind/Double-dummy to Assess the Efficacy and Tolerability of the Use of Varicell in Reducing the Symptoms Caused by Chronic Venous Insufficiency and Hemorrhoidal Syndrome When Compared With Daflon