What to Expect When You Join a Clinical Trial: A Participant’s Guide

Your step-by-step walk-through of what participating involves—and how you’ll be cared for every step of the way.

Introduction

Deciding to join a clinical trial is a meaningful choice. At Advanced Research Institute (ARI), we recognize that you’re not just contributing to research—you’re entrusting your health and time with us. This guide explains what happens before, during, and after a clinical trial, so you can make an informed decision and feel confident about your participation.

1. Why Clinical Trials Matter

When you volunteer for a clinical study, you help make tomorrow’s treatments possible. According to the National Institute of Allergy and Infectious Diseases (NIAID), clinical trials are designed to answer scientific questions and to find better ways to prevent, diagnose, or treat disease.^Source

For many participants, this can mean:

• Potential access to new treatment options that are not yet widely available.
• Comprehensive medical monitoring throughout the study.
• The opportunity to contribute to the health of others while receiving study-related care at no cost.

NIAID notes that there is generally no charge for study-related medical care, including study visits, medications, treatments, and procedures in many NIH-sponsored trials.^Source

At ARI, we emphasize both the participant benefit and the research purpose: your involvement helps advance medicine, and you are looked after by an experienced clinical team.

2. Before You Enroll: Screening & Informed Consent

a) Informed Consent

The first step is informed consent. This is more than just signing a form—it is a conversation and a process. The research team will explain:

• The purpose of the study and how it works.
• What procedures and visits are required.
• Possible risks and potential benefits.
• Your rights as a participant, including the right to withdraw at any time.

The National Cancer Institute emphasizes that informed consent is meant to help you understand what will happen during the trial so you can decide whether participation is right for you.^Source

At ARI, we encourage you to take the consent form home, discuss it with family or your personal doctor, and ask us any questions you may have. Your regular medical care will not be affected if you decide not to enroll.

b) Eligibility & Pre-Screening

The second step is check your eligibility. Every clinical trial has specific eligibility requirements—such as age, health status, medical history, and current medications. The National Cancer Institute (NCI) describes the pre-screening and screening process as a key first step in determining whether a study is appropriate and safe for you.^Source

In practice at ARI, the process often includes:

• Completing a questionnaire and speaking with a member of the research team.
• Reviewing your medical history and current medications.
• Having baseline tests (such as bloodwork, vital signs, or imaging) to confirm eligibility.

The goal is to make sure the trial is a good match for you and that the data collected will be reliable.

3. What Participation Looks Like

Once you enroll, your experience generally follows a structured path. While each study is different, many clinical trials include the following stages:

• Baseline visit: Initial health assessments, questionnaires, and tests to record your starting health status.
• Study visits: Regular appointments where you meet with the study team, receive study treatments or placebos as described in the protocol, and complete follow-up tests and questionnaires.
• Monitoring: Continuous safety checks for side effects or changes in your health.

During the trial, you will typically attend scheduled visits and be closely monitored by the study team for any side effects or changes in your condition. How often you come in and what happens at each visit depends on the study’s protocol, as outlined by NCI.^Source

Trial length can vary significantly. Some clinical trials last a few months, while others may continue for several years, depending on the condition and treatment being studied.^Source

Throughout the study at ARI, you will have direct contact with our research team. If you feel unwell, have concerns, or need support, we want you to reach out to us right away.

4. Your Rights & Safety

Your safety is the top priority in any well-run clinical trial. In the United States, research with human participants must follow ethical rules and regulations designed to protect you.

According to the National Cancer Institute, clinical trials are reviewed and overseen by Institutional Review Boards (IRBs) to make sure the risks are reasonable in relation to the potential benefits and that participant rights are protected.^Source

Key protections include:

• Ethical oversight: IRBs and, in many cases, regulatory agencies review the study before it begins.
• Ongoing monitoring: The study team monitors your health and any side effects during the trial.
• Right to withdraw: Participant guides emphasize that you can leave a trial at any time, for any reason, without penalty to your regular medical care.
• Privacy: Your health information is handled according to privacy laws and study-specific safeguards.

At ARI, we are committed to transparency. We want you to understand how your information will be used, how your safety is protected, and what to do if you have questions or concerns at any point.

5. Benefits & Considerations

Potential Benefits

• Access to new treatments: Participants may receive investigational medications or procedures that are not yet widely available. Educational resources for participants highlight that clinical trials can provide access to innovative treatments under careful medical supervision.
• High level of medical care: Clinical trials typically involve frequent check-ins and advanced monitoring that can lead to a detailed understanding of your health.
• Contribution to science: Your participation can help researchers develop new therapies and improve care for future patients with the same condition.

Important Considerations

• Time and commitment: Trials may require regular visits, tests, and follow-up, which can impact your schedule.
• Potential risks and side effects: Because new treatments are being studied, there may be risks or side effects that are not fully known. Participant resources stress that safety monitoring is designed to identify and manage these risks as early as possible.
• No guaranteed personal benefit: Some participants improve with study treatment, while others may not. However, many people find the experience rewarding because of the contribution they make to medical knowledge.

6. How to Prepare for Participation

A bit of preparation can make your first clinical trial experience smoother and less stressful. Participant-focused guides suggest:

• Reviewing your medical history: Make a list of your conditions, medications, allergies, and past treatments to share with the research team.
• Asking questions: Write down what you want to know about visit schedules, procedures, risks, benefits, and reimbursement for travel or time.
• Planning logistics: Consider transportation, parking, time off work or school, and any support you may need from family or caregivers.
• Staying in touch: Inform the research team about any new symptoms, side effects, or changes in your medications during the study.
• Coordinating with your regular doctor: Participation in a trial does not replace your usual medical care. Consider keeping your primary care provider informed and involved.

7. After the Trial Ends

When your part in the trial is complete—either because you reach the planned end of the study or decide to withdraw—there are usually a few final steps:

• Final visit: You may have a final assessment visit to check your health, review any side effects, and collect last measurements.
• Next-step care: The study team will discuss how to transition your care after the trial, which may include coordinating with your regular doctor.
• Study results: The National Cancer Institute notes that participants can ask whether and how they will receive information about the results of the study once it is completed.
• Long-term impact: Even after your involvement ends, the data you helped provide may contribute to future treatment guidelines and research discoveries.

8. Why Choose ARI

At ARI, we bring more than 25 years of experience conducting multi-specialty clinical trials in Utah, Nevada, and surrounding regions. Our mission is to ensure that every participant is treated as a patient—not just a “subject”—with respect, clear communication, and high-quality medical care.

As an ARI participant, you can expect:

• Access to carefully selected clinical research studies.
• A compassionate, experienced clinical team focused on your safety and comfort.
• Clear explanations of what to expect at every visit.
• Support with logistics, questions, and next steps.

If you’d like to explore whether a trial might be a good fit for you, you can review our current studies or contact our team for more information:

• View current and upcoming studies
• Read answers to common questions
• Contact ARI to ask a question or schedule a screening

Conclusion

See If You Qualify For One Of Our Studies

Participating in a clinical trial is a powerful way to support your own health journey and contribute to future medical breakthroughs. By understanding what to expect—from screening and informed consent to study visits, safety monitoring, and follow-up—you can approach your decision with confidence.

If you are ready to learn more about clinical trials at ARI or want to find out whether you may qualify for one of our current studies, we invite you to reach out today. Your participation can help shape the future of medicine—and we are honored to guide you every step of the way.