Clinical Trials Index

Featured: Clinical Trials Main Article

Clinical trials are a form of clinical research that follow a defined protocol that has been carefully developed to evaluate a clinical question. Clinical research is a type of study of clinical or biomedical questions through the use of human subjects. Clinical trials are divided into five types:

  • Treatment trials
  • Prevention trials
  • Diagnostic trials
  • Screening trials
  • Quality of life trials

    Related Diseases & Conditions

    • Eye Floaters Eye floaters are deposits or condensation that forms in the eye's vitreous humor. These deposits cast shadows on the retina, and...learn more »
    • Dry Skin Dry skin (xeroderma) may be caused by external factors, like cold temperatures, low humidity, harsh soaps, and certain...learn more »
      In This Article
      Dry Skin Article
      • Dry skin facts
      • What is dry skin?
      • What causes dry skin?
      • What are signs and symptoms of dry skin?
      • How is dry skin diagnosed?
      • Does dry skin cause winter itch?
      • Do genetics play a role in dry skin?
      • What medical conditions cause dry skin?
      • Do any medications cause dry skin?
      • What is the treatment for dry skin?
      • What are possible complications of dry skin?
      • What are some home remedies for dry skin?
      • How can dry skin be prevented?
      • What are the best products for dry skin?
    • Ovarian Cancer There are many types of ovarian cancer, epithelial carcinoma is the most common. Women with a family history of ovarian cancer...learn more »
      In This Article
      Ovarian Cancer Article
      • Ovarian cancer facts
      • What is ovarian cancer?
      • Epithelial ovarian cancer (EOC)
      • Ovarian low malignant potential tumor (OLMPT; borderline tumor)
      • Germ cell ovarian cancers
      • Stromal ovarian cancers
      • What are ovarian cancer statistics?
      • What are ovarian cancer risk factors?
      • What are ovarian cancer symptoms and signs?
      • How is ovarian cancer diagnosed?
      • How is ovarian cancer staging determined?
      • What is the treatment for ovarian cancer?
      • What is the survival rate and prognosis of ovarian cancer?
      • Can ovarian cancer be prevented?
      • How does one cope with ovarian cancer?
    • Prostate Cancer Prostate cancer is the most common cancer in men after skin cancer. Risk factors include age, family history, ethnicity, and...learn more »
      In This Article
      Prostate Cancer Article
      • Prostate cancer facts
      • What is prostate cancer?
      • What causes prostate cancer?
      • What are the risk factors for prostate cancer?
      • What are the signs and symptoms of prostate cancer?
      • What specialists treat prostate cancer?
      • What tests do health-care professionals use to diagnose prostate cancer?
      • Prostate cancer biopsy results
      • The accuracy of the PSA test
      • What are the stages of prostate cancer?
      • What are the treatment options for prostate cancer?
      • Observation and active surveillance
      • Surgery
      • Radiation therapy
      • Focal therapy
      • Cryotherapy
      • Hormonal therapy
      • Chemotherapy
      • Immunotherapy/vaccine therapy
      • Bone-targeted therapy
      • Bisphosphonates
      • Monoclonal antibody therapy
      • Radiopharmaceuticals
      • Metastatic-castrate resistant prostate cancer
      • Research techniques
      • Complementary and alternative care approaches
      • What is the prognosis for prostate cancer?
      • Is it possible to prevent prostate cancer?
    • Cancer Cancer is a disease caused by an abnormal growth of cells, also called malignancy. It is a group of 100 different diseases, and...learn more »
      In This Article
      Cancer Article
      • Cancer facts
      • What is cancer?
      • What are risk factors and causes of cancer?
      • What are cancer symptoms and signs?
      • What are the different types of cancer?
      • What specialists treat cancer?
      • How do health-care professionals diagnose cancer?
      • How do physicians determine cancer staging?
      • What is the treatment for cancer?
      • Are there home remedies or alternative treatments for cancer?
      • What is the prognosis for cancer?
      • Is it possible to prevent cancer?
      • Where can people find more information about cancer?
    • Anal Cancer Anal cancer, cancer located at the end of the large intestine, has symptoms that include anal or rectal bleeding, anal pain or...learn more »
      In This Article
      Anal Cancer Article
      • Anal cancer facts*
      • Anal anatomy
      • What is anal cancer?
      • What are anal cancer statistics?
      • What are the risk factors for anal cancer?
      • What are the symptoms and signs of anal cancer?
      • What are the different types of anal cancer?
      • Anal cancer screening and early detection
      • How is anal cancer diagnosed?
      • Anal cancer staging
      • What types of doctors treat anal cancer?
      • What is the treatment for anal cancer?
      • Surgery
      • Radiation therapy
      • Combination chemotherapy and radiation therapy
      • How is stage IV anal cancer or metastasis treated?
      • Can anal cancer be prevented?
      • What is the prognosis for anal cancer?
      • Where can one find information about clinical trials for anal cancer?

Related FAQs, Doctor's & Expert's Views

Procedures & Tests

Health News

Health Features

Tools & References


Terms related to Clinical Trials:

  • Research Trials