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Discover 16,694 clinical trials near Salt Lake City, Utah. Find research studies in your area.
Showing 15881-15900 of 16,694 trials
NCT00333697
To determine the rate of thromboembolic complications (including death attributed to thromboembolic disease) in patients with a score rated as "DVT likely" on a formalized scoring system, when anticoagulation therapy is withheld on the basis of a negative comprehensive duplex ultrasound examination. Participants are followed for three months after a normal ultrasound to determine if any symptoms attributable to deep vein thrombosis develop. Any such symptoms are verified by objective tests.
NCT00000979
To compare the effectiveness and toxicity of didanosine (ddI) and zidovudine (AZT) in patients with AIDS, advanced AIDS-related complex (ARC), or asymptomatic infection with CD4 counts \< 200 cells/mm3. AZT is effective in reducing mortality in patients with AIDS who receive the drug after the first episode of Pneumocystis carinii pneumonia (PCP) and in patients with advanced ARC. However, AZT therapy has been associated with significant toxicities. In addition, the effectiveness of AZT appears to decrease during the second and third years of therapy. For these reasons, the development of alternative therapy that would be at least as effective but less toxic is of great importance. The drug ddI is an antiviral agent that inhibits replication (reproduction) of HIV with less apparent toxicity than AZT.