View clinical trials related to Precancerous Conditions.
Filter by:RATIONALE: Methadone, morphine, or oxycodone may help relieve pain caused by cancer. It is not yet known whether methadone is more effective than morphine or oxycodone in treating pain in patients with cancer. PURPOSE: This randomized clinical trial is studying methadone to see how well it works compared with morphine or oxycodone in treating pain in patients with cancer.
RATIONALE: American ginseng may reduce fatigue in patients with cancer. It is not yet known whether American ginseng is more effective than a placebo in treating cancer-related fatigue. PURPOSE: This randomized phase III trial is studying American ginseng to see how well it works in treating patients with fatigue caused by cancer.
RATIONALE: Vaccines may help the body build an effective immune response against cytomegalovirus. PURPOSE: This randomized phase I trial is studying the side effects and best dose of cytomegalovirus vaccine in healthy participants.
RATIONALE: Studying tissue samples in the laboratory from participants receiving treatment on the Selenium and Vitamin E Cancer Prevention Trial (SELECT) SWOG-S0000 may help doctors predict a participant's response to treatment and help plan the best treatment. PURPOSE: This phase III trial is studying the effect of vitamin E and/or selenium on colorectal polyps in men enrolled on SELECT Trial SWOG-S0000.
RATIONALE: Supplements, such as folic acid, may stop or delay the development of cervical cancer in women infected with human papillomavirus. PURPOSE: This phase II trial is studying how well folic acid supplements work in preventing cancer in women infected with human papillomavirus.
RATIONALE: Diagnostic procedures, such as anal swab collection, digital rectal examination, and anal endoscopy and biopsy, may help find and diagnose anal and genital human papillomavirus infection and squamous intraepithelial lesions and help doctors plan better treatment. PURPOSE: This clinical trial is studying ways to detect anal and genital human papillomavirus infection and squamous intraepithelial lesions in HIV-positive patients enrolled in an AIDS cancer clinical trial.
RATIONALE: Calcitriol may prevent lung cancer in patients with metaplasia or dysplasia of the lungs. PURPOSE: This clinical trial is studying the side effects and best dose of calcitriol in preventing lung cancer in current smokers and former smokers at high risk of lung cancer.
RATIONALE: Chemoprevention is the use of certain drugs to keep cancer from forming. The use of celecoxib may keep polyps and colorectal cancer from forming in patients with familial adenomatous polyposis. PURPOSE: This randomized phase I trial is studying the side effects and best dose of celecoxib in treating young patients with a genetic predisposition for familial adenomatous polyposis.
RATIONALE: Gathering medical and family history information from patients and family members may help doctors better understand hereditary colorectal cancer and hereditary polyposis syndrome and identify patients at high risk of developing hereditary colorectal cancer. PURPOSE: This research study is collecting information from patients and family members with hereditary colorectal cancer or polyposis syndrome or who are at high risk of developing hereditary colorectal cancer.
RATIONALE: Vaccines made from virus proteins may help the body build an effective immune response to prevent cervical cancer. PURPOSE: This pilot study is looking at the side effects of a human papillomavirus vaccine and how well it works in preventing cervical cancer in women in India with HIV-1 infection.