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Find 332 clinical trials for colorectal cancer near New York, New York. Connect with research centers in your area.
Showing 181-200 of 332 trials
NCT00002650
RATIONALE: Chemoprevention therapy is the use of certain drugs to try to prevent the development or recurrence of cancer. The use of folic acid may be an effective way to prevent colorectal cancer in patients with polyps that have been surgically removed. PURPOSE: Randomized phase II trial to study the effectiveness of high-dose folic acid in preventing colorectal cancer in patients who have had polyps surgically removed within 18 months of the trial.
NCT00004860
RATIONALE: Drugs used in chemotherapy use different ways to stop tumor cells from dividing so they stop growing or die. Combining more than one drug may kill more tumor cells. PURPOSE: Phase II trial to study the effectiveness of fluorouracil-uracil and leucovorin in treating elderly patients who have metastatic colorectal cancer.