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Discover 15,366 clinical trials near Houston, Texas. Find research studies in your area.
Showing 12321-12340 of 15,366 trials
NCT00326664
This phase I trial is studying the side effects and best dose of AZD2171 in treating young patients with recurrent, progressive, or refractory primary CNS tumors. AZD2171 may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth and by blocking blood flow to the tumor.
NCT01314001
The purpose of this research program is to understand how a biomarker called the "nicotine metabolite ratio" (also referred to as NMR) may influence a smoker's ability to quit smoking.