Overview Effects of Psyllium on Niacin Tolerability Status: Completed Trial end date: 2011-07-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine whether psyllium is effective in reducing flushing due to niacin and also to measure the effect of niacin on cholesterol levels. Phase: Phase 4 Details Lead Sponsor: VA Greater Los Angeles Healthcare SystemTreatments: AspirinPsyllium