350
Participants
Start Date
June 30, 2007
Primary Completion Date
November 30, 2010
Study Completion Date
November 30, 2010
0.5 mg calcitriol (1a -25-dihydroxycholecalciferol)
75 mg acetylsalicylic acid (ASA) + 1250 mg calcium carbonate (CaCO3)
placebo to 0.5 mg calcitriol (1a -25-dihydroxycholecalciferol)
placebo to 75 mg acetylsalicylic acid (ASA) + 1250 mg calcium carbonate (CaCO3)
Colonoscopy
Stony Brook University Medical Center, Stony Brook
Office of Alan A. Rosen, M.D., Baltimore
Digestive Disorders Associates, Annapolis
Digestive Health Specialists PA, Winston-Salem
Wilmington Gastroenterology Associates, Wilmington
Atlanta Center for Gastroenterology, PC, Decatur
Internal Medicine Specialists, Orlando
Advance Digestive Care, Clearwater
Alabama Digestive Disorders Center, P.C., Huntsville
Digestive Health Specialists, PA, Tupelo
University of Kentucky Medical Center, Lexington
Central Indiana Gastroenterology Group, Anderson
Borgess Medical Center, Kalamazoo
Gastrointestinal Clinic of Quad Cities, Davenport
Advanced Healthcare, S.C., Milwaukee
Wisconsin Center for Advanced Research, Milwaukee
Colon and Rectal Surgery Associates, Ltd., Saint Paul
North Texas Gastroenterology Consultants, Dallas
Alamo Medical Research, San Antonio
San Diego Digestive Disease Consultants, Inc., San Diego
Northwest Gastroenterology Clinic, Portland
"Federal State Enterprise Russian Federation Defense Ministry Burdenko Main Military Clinical Hospital", Moscow
Out-patient clinic No. 2 of the Administration for the President of Russian Federation, Moscow
State Medical Stomatological University, Moscow
Out-patient clinic No. 3 of the Administration for the President of Russian Federation, Moscow
Yaroslav City Clinical Hospital No 2, Yaroslavl
2nd Terapy Department Military Medical Academy, Saint Petersburg
All Russian Center of Emergency and Radiation Medicine of EMERCOM of Russia, Saint Petersburg
Leningrad Regional Clinical Hospital, Saint Petersburg
St. Petersburg Central Medical Sanitary Department of Federal Biological Agency, Saint Petersburg
Saint-Petersburg State City Hospital No 26, Saint Petersburg
Dept of Gastroenterology and Nutrition, Saint Petersburg
Smolensk City Clinical Hospital No 1, Smolensk
Rostov State Medical University, Rostov-on-Don
Russian Center of Functional Surgical Gastroenterology, Krasnodar
Stavropol State Medical Academy, Stavropol
Gastroenterology Associates of Eastern Maine, Bangor
Gastroenterology Research Associates, Cedar Knolls
Regional Gastroenterology Associates of Lancaster, Ltd, Lancaster
Lead Sponsor
Colotech A/S
INDUSTRY