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About Clinical Trials

To test the effectiveness of a new medical treatment, drug or device with patients, researchers conduct a scientific study called a clinical research trial. The trial may show that the investigational treatment is better than, as good as, or no better than the standard treatment for the same condition. Clinical trials may produce successful treatment for diseases which have had no treatment in the past. The Food and Drug Administration (FDA) requires clinical research trials before it can approve a new treatment as safe and effective for public use.

A clinical research trial is a partnership and a commitment between doctors and volunteer patients. It is the final test in a series of many carefully controlled scientific studies.

Frequently Asked Questions

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Who conducts clinical research trials?
Pharmaceutical companies, research institutions, or other health organizations sponsor a clinical research trial. Sponsors are responsible for funding and for designing the trial protocol (the set of detailed guidelines that investigators follow in order to conduct the same clinical research trial at different locations). Trained doctors, nurses, and medical researchers conduct the trials.
What is a clinical research trial like?
Participating in a clinical research trial is much like a regular visit to a doctor’s office, but with even greater personal attention. The success of any trial depends on its volunteers. Patients are treated professionally and with care.
What are the risks?
Risks vary from trial to trial. Known risks and discomforts will be explained by the study physician prior to each patient’s participating in the study. In addition to the known risks, there may be unknown risks such as medication side effects. While it is possible that some side effects could be permanent or even life threatening, most are temporary and will go away as soon as the treatment is stopped.
Are there requirements for volunteers?

Each trial has certain requirements (for example: diagnosis, medical condition, and age), and patients must meet these requirements. The physician conducting the study will review each volunteer’s medical history and the study requirements to determine who can participate. Once a patient is enrolled in the trial, there are very specific guidelines which must be followed.

For the eligibility requirements for a particular trial, contact the Research Department at The Vancouver Clinic to speak to the coordinator for that study.

What is expected of volunteers?
Volunteers need to be at appointments on time, to follow instructions carefully, to return phone calls from the study coordinator, and especially to take any medication exactly as told. This is needed in order to collect the information necessary for a successful study.
What can volunteers expect from the clinical research trial team?

Prior to enrolling in a trial, volunteers should expect to receive complete information about the trial. They should not participate in any clinical research trial unless their questions have been reasonably answered.

Study procedures, risks and benefits are explained to volunteers during the informed consent process. This is required by law to make sure volunteers understand what is involved in a trial.

Volunteers can also expect complete information about the schedule and duration of the trial, directions to the trial location, and the name of someone to contact with questions or problems.

Are volunteers protected?
As patients under doctor’s supervision, volunteers are protected by the same laws and ethics that normally regulate the medical profession. Informed consent helps protect volunteers by making sure they have been given all the necessary information about a trial. An institutional review board (IRB) reviews the general progress of the trial. The IRB also regulates clinical research trial advertisements to reduce misleading claims.
Can volunteers change their minds after a clinical research trial starts?
Volunteers are always free to change their minds and stop participating in a trial at any time. They should keep in mind, however, that when even a few patients stop participating mid-trial (because of disinterest or other reasons), there may not be enough patients remaining to achieve reliable results.

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Definitions of Terms

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Clinical Research Trial
A scientific study that tests the effectiveness of a new medical treatment, drug, or device with patients. Also referred to as a “study.”
Clinical Investigator
A medical researcher in charge of carrying out a clinical research trials protocol. This could be a doctor, dentist, or other health care professional.
Food and Drug Administration (FDA)
The government agency that sets guidelines on the manufacture, testing, and use of drugs and medical devices. All drugs and medical devices must be approved by the FDA before they can be used by the general public.
Informed Consent
The complete and open discussion of all procedures, benefits, risks, and expectations of a clinical research trial between clinical investigators and patients. The FDA requires all patients to sign an informed consent form before participating in a trial.
Institutional Review Board
A group of health care professionals, scientists, clergy and lay leaders, and members of the local community who are independent from the sponsor or research center and who must approve the research trial’s methods and goals before the research can begin. The board makes sure all FDA and protocol regulations are followed and reviews all trial activities, including recruitment and advertising and potential risks.
Investigational Treatment
The drug or device being tested during a clinical research trial.
Pharmaceutical Company
A business that researches, develops, tests, manufactures, and/or sells medical drugs and devices.
Protocol
A detailed plan carefully designed by a clinical research trial sponsor. It sets guidelines for a trial and usually involves several different trial locations. The investigator is responsible for seeing that the protocol is followed at his/her site.
Sponsor
The pharmaceutical company, research institution, or other health organization that funds a clinical research trial and designs its protocol.
Standard Treatment
A treatment currently in wide use and approved by the FDA for a particular disease or illness. In some trials involving new investigational treatments, there may be no pre-existing treatment at all. In these cases, the lack of any treatment is itself considered the standard treatment. Generally, the investigational treatment is hoped to be safer and more effective than the standard treatment.
Study Coordinator
A nurse or other health care worker who has been specially trained in conducting clinical trials. The study coordinator works with the investigator, and schedules patient visits, educates patients on medications. She is also available to answer questions or address problems volunteers in a study may have.