Trials to evaluate the effectiveness and safety of medications or medical devices by monitoring their effects on large groups of people. Clinical research trials may be conducted by government health agencies such as NIH, researchers affiliated with a hospital or university medical program, independent researchers, or private industry. Usually volu [..]

Research studies that test the benefits of possible new ways to detect, diagnose, treat or prevent disease. People volunteer to take part in these studies.

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Synonyms: clinical study Definition: (KLIN-ih-kul) A type of research study that tests an Investigational New Drug or method to see how well it works on people. The study is overseen by the Food and D [..]

A clinical trial is a scientifically constructed investigation of a treatment (e.g. medication) that involves patient volunteers. The volunteers usually take a medicine or some other form of therapy, [..]

A scientifically designed and executed investigation of the effects of a drug (or vaccine) administered to human volunteers. The goal is to define the safety, clinical efficacy, and pharmacological ef [..]

Clinical trials involving one or more test treatments, at least one control treatment, specified outcome measures for evaluating the studied intervention, and a bias-free method for assigning Patients [..]

Studies performed to evaluate the Safety of diagnostic, Therapeutic, or prophylactic Drugs, devices, or techniques in healthy subjects and to determine the safe dosage range (if appropriate). These te [..]

Studies that are usually controlled to assess the effectiveness and dosage (if appropriate) of diagnostic, Therapeutic, or prophylactic Drugs, devices, or techniques. These studies are performed on se [..]

Comparative Studies to verify the effectiveness of diagnostic, Therapeutic, or prophylactic Drugs, devices, or techniques determined in phase II studies. During these trials, Patients are monitored cl [..]

Planned post-Marketing studies of diagnostic, Therapeutic, or prophylactic Drugs, devices, or techniques that have been approved for general sale. These studies are often conducted to obtain additiona [..]

Pre-planned studies of the safety, efficacy, or optimum dosage schedule (if appropriate) of one or more diagnostic, therapeutic, or prophylactic drugs, devices, or techniques selected according to pre [..]

Studies performed to evaluate the safety of diagnostic, therapeutic, or prophylactic drugs, devices, or techniques in healthy subjects and to determine the safe dosage range (if appropriate). These te [..]

Studies that are usually controlled to assess the effectiveness and dosage (if appropriate) of diagnostic, therapeutic, or prophylactic drugs, devices, or techniques. These studies are performed on se [..]

Comparative studies to verify the effectiveness of diagnostic, therapeutic, or prophylactic drugs, devices, or techniques determined in phase II studies. During these trials, patients are monitored cl [..]

Planned post-marketing studies of diagnostic, therapeutic, or prophylactic drugs, devices, or techniques that have been approved for general sale. These studies are often conducted to obtain additiona [..]

 Research that aims to improve treatment or care for patients.

[klin-i-kul try-yuls] Clinical trials are research studies to test new types of vaccines and medicines on patients before they are made widely available.

Controlled studies of a specific group of patients who have been screened and who meet stringent criteria to be included in the study.

Medical research studies conducted with volunteers. Each study is designed to answer scientific questions and to find better ways to prevent or treat cancer. Colony-stimulating factors

Organized medical studies that test the effectiveness of various treatments, such as drugs or surgery, in human beings. CNS

 Medical research studies conducted with volunteers. Each study is designed to answer scientific questions and to find better ways to prevent or treat cancer.