The objective of this study is to evaluate the effect and safety of NASAFYTOL® on COVID-19 positive hospitalized patients as a supportive supplementation to standard-of-care in improving clinical parameters safely during hospital admission (maximum 14 days). The study is a standard-of-care comparative, open, parallel two-arms and randomized trial in 50 adult patients positive to COVID-19 infection and hospitalized. It will be monocentric but may be extended to several investigation sites (multicentric) depending on the evolution of the epidemic within the hospitals.
50 patients (25 per arm) infected with COVID-19 and hospitalized (depending on the progress of the pandemic and therefore the presence of COVID-19 patients, this number could reach 100 (50 per arm)). The first ten sentinel patients will be monitored at the safety level before enrolling the rest of the participants. The effect and safety of NASAFYTOL® will be evaluated using the following outcome measures: 1. Improvement of clinical condition of the patient defined by the COVID-19 WHO ordinal Outcomes score. This scale reflects a range from uninfected to dead, where 0 is "no clinical or virological evidence of infection", 1 is "no limitation of activities", 2 is "limitation of activities", 3 is "hospitalized, no oxygen therapy", 4 is "oxygen by mask or nasal prongs", 5 is "non-invasive ventilation or high-flow oxygen", 6 is "intubation and mechanical ventilation", 7 is "ventilation + additional organ support - pressors, RRT (renal replacement therapy), ECMO (extracorporeal membrane oxygenation)", and 8 is "death". * Time to a 1-point decrease * Score at 14 days (or at hospital leave if \<14 days) post randomization 2. Duration (days) of hospitalization 3. In-hospital mortality 4. Temperature (fever): * Time to resolution of fever for at least 48 hours without antipyretics for 48 hours - Defined as ≤36.6°C (axilla), ≤37.2°C (oral) or ≤37.8°C (rectal or tympanic) * Proportion of participants with normalization at day 14 (or at hospital leave if \<14 days) 5. Need of oxygen therapy 6. Tolerance as defined by the Incidence of Adverse Events (AE) and Serious Adverse Events (SAE) 7. Compliance using the pill count 8. Blood test: * C-reactive proteins : Time to halving of (or achieve normal ) CRP levels compared to peak value during trial * Hematological values (included Lymphocyte Count) and others routine laboratory parameters (LDH, albumin, etc.): Time to normalization * Vitamin D serum concentration: comparison of concentration between inclusion and end of trial and between the 2 arms. Optional outcome measures will be perform if data is available from routine practice: 9. Blood tests between inclusion and end of trial 10. Radiological response - Thoracic CT scan or Chest XR 11. Oxygenation PaO2 (partial pressure of oxygen) / FiO2 (fraction of inspired oxygen, FiO2) ratio (or P/F ratio) : * Time to improvement (TBD) in oxygenation for at least 48 hours * Proportion of participants with normalization at day 14 (or at hospital leave if \<14 days) 12. Time until negative RT-PCR
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
NONE
Enrollment
51
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Vitamin D , FULTIUM® - D3 800 is a blue soft capsule that contains 800 UI (20 µg) of D3 vitamin (cholecalciferol).
Strandard of care treatment for Covid-19 infection
Delta Hospital
Brussels, Belgium
Improvement of the patient's clinical condition based on the WHO ordinal outcomes score
Time to a 1-point decrease on the ordinal scale. The ordinal scale reflects a range score from uninfected to dead, where 0 is "no clinical or virological evidence of infection", 1 is "no limitation of activities", 2 is "limitation of activities", 3 is "hospitalized, no oxygen therapy", 4 is "oxygen by mask or nasal prongs", 5 is "non-invasive ventilation or high-flow oxygen", 6 is "intubation and mechanical ventilation", 7 is "ventilation + additional organ support - pressors, RRT (renal replacement therapy), ECMO (extracorporeal membrane oxygenation)", and 8 is "death".
Time frame: day 14
Improvement of the patient's clinical condition based on the WHO ordinal outcomes score
Ordinal score at 14 days (or at hospital leave if \<14 days) post randomization. The ordinal scale reflects a range score from uninfected to dead, where 0 is "no clinical or virological evidence of infection", 1 is "no limitation of activities", 2 is "limitation of activities", 3 is "hospitalized, no oxygen therapy", 4 is "oxygen by mask or nasal prongs", 5 is "non-invasive ventilation or high-flow oxygen", 6 is "intubation and mechanical ventilation", 7 is "ventilation + additional organ support - pressors, RRT (renal replacement therapy), ECMO (extracorporeal membrane oxygenation)", and 8 is "death".
Time frame: day 14
Duration of hospitalization
Number of days hospitalization
Time frame: day 14
In-hospital mortality
Number of deads
Time frame: day 14
Temperature (fever)
Time to resolution of fever for at least 48 hours without antipyretics for 48 hours - Defined as ≤36.6°C (axilla), ≤37.2°C (oral) or ≤37.8°C (rectal or tympanic)
Time frame: day 14
Temperature (fever)
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Proportion of participants with normalization at day 14 (or at hospital leave if \<14 days)
Time frame: day 14
Need of oxygen therapy
Proportion of participants with oxygen therapy
Time frame: day 14
Tolerance as defined by the Incidence of Adverse Events (AE)
Numbers of Adverse Events
Time frame: day 14
Tolerance as defined by the incident of Serious Adverse Events (SAE)
Numbers of Serious Adverse Events
Time frame: day 14
Compliance using the pill count
Numbers of Pill count taken by the patient
Time frame: day 14
Blood test
C-reactive proteins : Time to halving of (or achieve normal ) CRP levels compared to peak value during trial
Time frame: day 14
Blood test
Hematological values (included Lymphocyte Count) and others routine laboratory parameters (LDH, albumin, etc.): Time to normalization
Time frame: day 14
Blood test
Vitamin D serum concentration: comparison of concentration between inclusion and end of trial and between the 2 arms.
Time frame: day 14