Belfast Staff

Belfast Staff

Dr. Stewart

Celerion’s team is made up of professionals dedicated to providing the highest quality of care for participants. Each study team is led by a full time physician who is the Principal Investigator for the study. Our Principal Investigators have extensive experience working in the medical community.

The exceptional physicians, specialists and nurses at Celerion are focused on one commitment: to provide the highest quality care and the best quality of stay for participants.

Our participants are our partner in the clinical study process and this relationship is at the core of our approach to research and health care

Johnston Stewart, M.B., MRCGP, MFPM

Dr. Stewart is the Senior Principal Investigator for Celerion’s Belfast, Northern Ireland UK facility, where he has worked since 1992. He has acted as the Principal Investigator on the majority of the studies conducted at the facility and has experience with over 500 studies. Dr Stewart has a Diploma in Pharmaceutical Medicine and is a member of the Faculty of Pharmaceutical Medicine (UK). His other medical specialist interests include general medicine/Rheumatology, Neurology/Geriatric Medicine, Paediatrics, Obstetrics and Gynaecology.

Participants meet with a Celerion physician at the screening exam. During the study conduct participants will meet and interact with several other Celerion team members. The list below provides a brief description of the key Celerion team members that a participant will interact with during a clinical study.

  • Study Participant Representative
    Study Participant Representatives assist with the participant registration process and pre-screening for studies prior to the screening appointment. This team confirms screening appointments and contacts participants regarding new study opportunities.

  • Admissions Specialist
    Admissions Specialists coordinate the screening functions of each study. They work with the Principal Investigator to help ensure participants are qualified to participate based on their medical history and screening results. A member of the Admissions team welcome participants at each screening visit and are the main contact until study check-in.

  • Screening Conduct Associate
    At the screening visit Screening Conduct Associates complete the informed consent process and other screening assessments including measuring height, weight, temperature, blood pressure, and pulse as well as taking biological samples such as blood and urine. A Screening Conduct Associate will also complete the electrocardiogram (ECG), if required, during screening.

  • Study Manager
    A Study Manager is the main point of contact for participants throughout a study. Study Managers welcome all participants at check-in when the study orientation is given, and are responsible for organizing the conduct throughout the study.

  • Clinical Research Nurse
    Our team of nurses work closely with the Principal Investigators to monitor and ensure the safety and well-being of participants. Our nurses perform vital signs, electrocardiograms (ECG), and other study procedures as required.

  • Clinical Conduct Associate
    Clinical Conduct Associates monitor study participant activities and respond to their needs. These associates record study data and collect biological samples such as blood and urine. Additionally, their duties include taking vital signs, monitoring meals, performing electrocardiograms (ECG), and conducting height and weight measurements.