Overview Efficacy and Tolerability CVI (A 12-week, Double-blind, Randomised, Placebo-controlled, Multicentre Trial (CVI) Status: Completed Trial end date: 1969-12-31 Target enrollment: 0 Participant gender: Summary To determine efficacy and tolerability of Antistax 360 mg tablets in chronic venous insufficiency linked to edema (swelling) and subjective symptoms Phase: Phase 3 Details Lead Sponsor: Boehringer Ingelheim