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Clinical Research from Clinical Investigation Services

Call Today to Qualify

Open Hours

Monday – Friday 8 am to 5pm
  • Don't wait,
    View our current trials open for enrollment,
    Fill out a confidential question e-mail or call us to see if you qualify
  • Dedicated to a Healthier
    Particpants can play a role in their own healthcare, gain access to new
    research treatment and help others by impacting medical research
  • CIS is a robust clinical
    research center
    Clinical Investigation Specialists is a robust clinical research center conducting
    Phases I-IV clinical studies for the fields of pharmaceutical and biotechnology since 1987

About Clinical Trials


Patient Questionnaire

By submitting our simple questionnaire, you will join the CIS database of patients and see how you qualify for current or future clinical studies.

About Clinical Studies

Deciding to participate in a clinical trial is an important personal decision. This section should provide you with detailed information about clinical trials. 

Safety and Protection

Strict guidelines are followed and experts review the studies to ensure patients are never subjected to undue risk. However, studies may involve some degree of risk.

Preparing for your visit

You will be given specific instructions prior to each visit add. find out how to better prepare for your visit.

Questions to Ask

You should feel comfortable asking your doctor or any member of our research staff questions you may have about any clinical study. Here are a list of important questions to consider.

Health Education

At CIS, we believe that patients should be well-informed about the various conditions that affect our health.This section should provide more detailed information on various disease states.

Clinical Investigation Specialists, Inc.Dedicated to a healthier tomorrow

Clinical Investigation Specialists, Inc.(CIS), is a robust clinical research center with sites located between Chicago, IL and Milwaukee, WI. CIS has conducted Phases I-IV clinical studies for pharmaceutical and biotechnology companies (sponsors) since 1987. Currently, we conduct clinical studies in five Illinois locations and one Wisconsin location with our in-house and affiliate physicians. We are always looking to expand our affiliate alliance of physicians and patient base in order to collaborate with top medical talent and to provide convenient patient access to cutting edge medicine available only through clinical study participation. Our experienced clinical staff is fully engaged with patients and sponsor representatives.  They are responsive to inquiries and exhibit pro-active behavior that keeps study participants safe and study data accurate. CIS offers many benefits to potential study participants and sponsor companies.  Explore our website to learn more.

Our Team

Dr. Eva Agaiby

President, Director of Clinical Trials & Regulatory Affairs

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Allen Banoub, MBA

Director of Marketing & Business Development

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