Overview Chemoprevention of Colorectal Adenomas Status: Terminated Trial end date: 2010-11-01 Target enrollment: Participant gender: Summary The purpose of the study is to investigate if long-term treatment with three known drugs (acetylsalicylic acid, 1α 25-dihydroxy cholecalciferol, and calcium carbonate) prevents recurrence of colorectal adenomas. Phase: Phase 3 Details Lead Sponsor: Colotech A/STreatments: AspirinCalcitriolCalciumCalcium CarbonateCalcium, DietaryDihydroxycholecalciferols