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Clinical Research and Clinical Trials

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Clinical research and clinical trials facts

  • Clinical trials are a form of clinical research that follow a defined protocol that has been carefully developed to evaluate a clinical question.
  • Clinical trials are in use to test cancer therapies, treatments for cardiovascular disease, the safety and efficacy of new drugs, and a number of other conditions.
  • Clinical trials may investigate the effectiveness of new drug treatments, new combinations of drugs, surgical procedures, or behavioral and lifestyle modifications.
  • Clinical trials are broken down into phases, with each phase having a different purpose within the trial.
  • An Institutional Review Board (IRB) consisting of physicians, statisticians, researchers, patient advocates, and others must preapprove every clinical trial in the U.S. This ensures that the trial is ethical and protects patients' rights.
  • Every clinical trial follows a protocol that describes what types of people may participate in the trial; outlines the exact the schedule of tests, procedures, medications, and/or dosages involved in the trial; and specifies the length of the study.
  • Each trial has specific inclusion and exclusion criteria to determine the exact patient populations that may participate. Inclusion criteria may be based on age, gender, underlying disease, health history, or other factors.
  • Double-blinded trials offer the advantage of allowing the treating health-care team and the patient to make unbiased observations about patient progress and the effectiveness of the treatment being evaluated.
  • Clinical trials may be sponsored and funded by government agencies, institutions, hospitals, physicians, pharmaceutical or biotechnology companies, advocacy groups, or other organizations.


Source: MedicineNet.com
http://www.medicinenet.com/clinical_trials/article.htm

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