A Phase 4 interventional study of Gazelle-Multispectral point of care testing for newborn sickle cell disease screening; and initiation of early comprehensive clinical interventions in Sickle Cell Disease (SCD), sponsored by Swiss Tropical & Public Health Institute. Recruiting at 2 sites in Côte d’Ivoire. Open to participants aged 0 Months to 6 Months. Per ClinicalTrials.gov, last updated 2026-10-05.
Sponsored by Swiss Tropical & Public Health Institute · Phase 4, Interventional, and Health services research
The goal of this clinical trial is to learn if a multifaceted intervention composed of Gazelle-Multispectral sickle cell disease (SCD) point of care testing (POCT) and early initiation of comprehensive SCD care in children with SCD disease aged 0 - 6 months can improve their clinical outcomes.
The main questions it aims to answer are:
Researchers will compare the multifaceted intervention results with those of historical data (based on erratic SCD testing and treatment) from the region.
Participants will undergo a SCD screening test using the Gazelle Multispectral platform and if positive they will undergo confirmatory testing with HemoTypeSC™. Participants with SCD will receive early comprehensive clinical interventions i.e. standard administration of antibacterial and antimalarial prophylaxis, vaccinations for pneumococcal and Haemophilus influenzae type b (Hib), hydroxyurea, parental education about the need for regular and, if necessary, urgent medical care.
Sickle cell disease (SCD) is an inherited life-threatening hematological disorder. Globally, every year, an estimated 300,000 children are born with sickle cell anemia (SCD - SS, homozygous form), the most severe form of SCD. About 75% of these births occur in Sub-Saharan Africa (SSA), of whom 50-90% die before their 5th birthday. In high income countries, it has been shown that newborn SCD screening and early comprehensive clinical interventions such as penicillin prophylaxis, safe blood transfusion, hydroxyurea and acute medical care, substantially reduces SCD morbidity and mortality. In low and middle-income countries (LMICs), the implementation of newborn SCD screening and early clinical interventions are largely poor.
The most commonly used newborn SCD screening techniques are isoelectric focusing (IEF), capillary electrophoresis (CE) and cation-exchange high performance liquid chromatography (HPLC). These techniques have a high cost, require skilled staff and a reliable electricity supply, and are therefore not suitable for remote settings in LMICs. In order to overcome these challenges, several point of care tests (POCTs) have been recently developed. The Gazelle Multispectral platform is the first SCD POCT that can be used to identify and quantify hemoglobin variants in newborns and people of any age.
In Côte d'Ivoire, as in many other African countries, the implementation of newborn SCD screening and early clinical interventions are lagging behind, and subsequently SCD morbidity and mortality are high. In this project, the investigators will implement a novel multifaceted intervention composed of: 1) integration of Gazelle-Multispectral POCT for newborn SCD screening; and 2) initiation of early comprehensive clinical interventions i.e. standard administration of antibacterial and antimalarial prophylaxis, vaccinations for pneumococcal and Haemophilus influenzae type b (Hib), hydroxyurea, parental education about the need for regular and, if necessary, urgent medical care. The investigators will assess the effectiveness and cost of the multifaceted intervention. The effectiveness will be assessed based on the 2.5 - 3.5 years follow-up clinical records of SCD morbidity and mortality (clinical outcomes). The effectiveness data will be compared descriptively with historical data from the region, and used to inform SCD policy in Côte d'Ivoire. Historical data will be obtained from published literature in Cote d'Ivoire or nearby Countries such as Ghana. After three and a half years, the investigators aim to hand over the project to the Ministry of Health of Côte d'Ivoire for integration into its routine health care activities and potential nation-wide scale up.
1,134 studies on the registry are indexed under Anemia, Sickle Cell; 238 are open to participants now.
This study's planned enrollment of 120 is above the median of 40 across 769 interventional studies indexed under Anemia, Sickle Cell.
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Exclusion Criteria:
A novel multifaceted intervention composed of: 1) integration of Gazelle-Multispectral point of care testing (POCT) for newborn sickle cell disease (SCD) screening; and 2) initiation of early comprehensive clinical interventions i.e. standard administration of antibacterial and antimalarial prophylaxis, vaccinations for pneumococcal and Haemophilus influenzae type b (Hib), hydroxyurea and parental education about SCD medical care.
Combination Product: Gazelle-Multispectral point of care testing for newborn sickle cell disease screening; and initiation of early comprehensive clinical interventions
A novel multifaceted intervention composed of: 1) integration of Gazelle-Multispectral point of care testing (POCT) for newborn sickle cell disease (SCD) screening; and 2) initiation of early comprehensive clinical interventions i.e. standard administration of antibacterial and antimalarial prophylaxis, vaccinations for pneumococcal and Haemophilus influenzae type b (Hib), hydroxyurea and parental education about SCD medical care.
The clinical outcomes of implementing a novel multifaceted intervention composed of a Gazelle SCD POCT, and early initiation of comprehensive SCD care are:
1a. Number of SCD related morbidity and events i.e. i) vaso-occlusive crises (VOC); ii) acute chest syndrome (ACS); iii) stroke; iv) blood transfusions; v) all cause hospitalizations 1b. Morbidity incidence defined as seeking health care at any health facility - with or without treatment - for any episode related to one of the following SCD related morbidity and events: i) vaso-occlusive crises (VOC); ii) acute chest syndrome (ACS); iii) stroke; iv) blood transfusions; v) all cause hospitalizations 1c. All-cause mortality rate (at the end of 1, 2, 3 and 3.5 years of follow-up) Note: The clinical outcomes are a summation of all the different parameters indicated. ''Morbidity'' includes vaso-occlusive crises (VOC); acute chest syndrome, stroke and other underlying causes of illness. ''Events'' include blood transfusions. ''All cause hospitalizations'' are a result of ''morbidities''.
Time frame: Baseline, 1 year, 2 years, 3 years, and 3.5 years
The clinical outcomes of implementing a novel multifaceted intervention composed of a Gazelle SCD POCT, and early initiation of comprehensive SCD care are:
1a. Number of SCD related morbidity and events i.e. i) vaso-occlusive crises (VOC); ii) acute chest syndrome (ACS); iii) stroke; iv) blood transfusions; v) all cause hospitalizations 1b. Morbidity incidence defined as seeking health care at any health facility - with or without treatment - for any episode related to one of the following SCD related morbidity and events: i) vaso-occlusive crises (VOC); ii) acute chest syndrome (ACS); iii) stroke; iv) blood transfusions; v) all cause hospitalizations 1c. All-cause mortality rate (at the end of 1, 2, 3 and 3.5 years of follow-up)
Time frame: Baseline, 1 year, 2 years, 3 years, and 3.5 years
The implementation costs and the cost-effectiveness of a novel multifaceted intervention composed of a Gazelle SCD POCT, and early initiation of comprehensive SCD care are:
1a. Total financial and economic costs associated with program roll out 1b. Costs per child screened with POCT 1c. Costs per SCD screen positive child 1d. Annual costs associated with early comprehensive SCD care 1e. Number of morbidity and mortality averted 1f. Cost per morbidity and mortality averted by the multifaceted intervention Note: Outcomes 1a. to 1d. indicate and represent ''implementation costs''. Outcome 1e. indicates and represents ''effectiveness''. Outcomes 1f. refers to ''cost effectiveness''.
Time frame: Baseline, 1 year, 2 years, 3 years, and 3.5 years
The budget impact (per year) associated with early comprehensive SCD care for all children who test positive in Côte d'Ivoire
1\. Annual costs associated with early comprehensive SCD care for all children who test positive
Time frame: Baseline, 1 year, 2 years, 3 years, and 3.5 years
Plan to share: Yes — De-identified individual participant data (IPD) are available on request to bona fide researchers via the Swiss Center for Scientific Research in Côte d'Ivoire (CSRS), Swiss Tropical and Public Health Institute (Swiss TPH) and Novartis Pharma AG. Data can be granted on a case-by-case basis jointly by the project leaders at the CSRS, Swiss TPH and Novartis. This process is designed to protect participants' confidentiality, which might be compromised if data were publicly available. Requests to access data should be made to Prof. Dr. Benjamin Koudou (CSRS) via guibehi.koudou@csrs.ci or Dr. Acellam Charles Abongomera (Swiss TPH) via charles.abongomera@swisstph.ch or to Novartis according to the criteria and processes described on the Clinical Study Data Request website ClinicalStudyDataRequest.com
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Started Jul 2026 (actual). Primary completion is estimated for Dec 2029, 41 months after the start.
Of 20 phase 4 interventional studies under Anemia, Sickle Cell, half reached primary completion within 24 months of starting (the median), counting those still running; a quarter within 13 and three quarters within 41. This study's planned 41 months is above that.
Start moved once since we started tracking on Sep 25, 2026: Apr 2026 → Jul 2026, on Oct 5, 2026.
Earlier changes are on the record history on ClinicalTrials.gov ↗
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From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗
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