Status:
COMPLETED
A Controlled Human Pneumococcal Infection Model (PIM) Study
Lead Sponsor:
Radboud University Medical Center
Conditions:
Streptococcus Pneumoniae Infection
Eligibility:
All Genders
18-49 years
Phase:
NA
Brief Summary
Infection with Streptococcus pneumoniae (the pneumococcus) is the leading cause of pneumonia, bacterial meningitis and bacteraemia worldwide in the very young and the elderly. Although pneumococcal va...
Eligibility Criteria
Inclusion
- Participant is aged ≥ 18 and \< 50 years on the day of the baseline visit.
- Participant is in good health as confirmed by review of medical history and physical examination.
- Participant has adequate understanding of the procedures of the study and agrees to abide strictly thereby.
- Participant has a home address within the Netherlands.
- Participant is fully conversant in the Dutch language
- Participant is able to communicate easily by both mobile telephone and text messaging
- Participant is available to attend all study visits.
- Participant agrees to inform his/her general practitioner (GP), in case applicable, about participation in the study and signs a request to release any relevant medical information concerning possible contra-indications for participation in the study by the GP.
- Participant agrees to provide access to information regarding the vaccination background
- Participant agrees to provide a treating physician access to all study-related information and data in case an adverse event occurs
- Participant is able to arrive within 3h at the Radboudumc at any time during the study participation and participant is able to arrive within 1h at the Radboudumc from his/her home address. The participant must have a home address and live in the Netherlands.
- Participant is willing to take an antibiotic regiment after inoculation with S. pneumoniae according to the study protocol.
- Participant has signed informed consent.
- Participant is able to answer all questions of the pre-consent questionnaire correctly.
Exclusion
- Any history, or evidence at screening, of clinically significant symptoms, physical signs or abnormal laboratory values suggestive of systemic conditions which could compromise the health of the volunteer during the study or interfere with the interpretation of the study results.
- Smoking: Any smoking event in the last month, including (e-)cigarette, joint, cigar and pipe
- Previous pneumococcal vaccination or infection with the pneumococcus at screening or inclusion visit
- Close physical contact with at risk individuals, i.e. children under 5 years of age, immunosuppressed adults, frail elderly, chronically ill individuals. Close physical contact is defined as:
- living in the same household
- having work-related contact
- spending more than 1 hour/day together with an at risk individual at less than 1.5 meter distance.
- Illness at screening visit, illness at baseline (including mild upper respiratory tract infection, common cold, running nose), acute illness within 3 days prior to inoculation
- Any antibiotic treatment within 2 weeks before inoculation
- For female participants: pregnancy, lactation or intention to become pregnant during the study. Female volunteers are required to use an effective form of contraception during this study.
- Known hypersensitivity to or contra-indications (including co-medication) for use of penicillin
- Receipt of any vaccinations in the two weeks prior to the start of the study (inoculation) or plans to receive any other vaccinations during the study period.
- Participation in any other clinical study (unless observational) in the three months prior to the start of the study or during the study period.
- Being an employee or student of the department of Laboratory Medicine, Radboudumc.
- Any other condition or situation that would, in the opinion of the investigator, place the participant at an unacceptable risk of injury or render the participant unable to meet the requirements of the protocol.
Key Trial Info
Start Date :
May 31 2022
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
February 16 2023
Estimated Enrollment :
20 Patients enrolled
Trial Details
Trial ID
NCT05361499
Start Date
May 31 2022
End Date
February 16 2023
Last Update
February 22 2023
Active Locations (1)
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1
Radboudumc
Nijmegen, Netherlands