1.General exclusion criteria Allergic or hypersensitivity to the IMU-838, Oseltamivir, or any of the ingredients Pregnant or breastfeeding or with intention to become pregnant during the study Participants who cannot take trial medication orally 2.Concomitant Medication or Medical History: If the attending clinician believes that there is a specific contra-indication to the IONIC intervention (see Appendix 3, section 9.1.2) Patient has a medical or concomitant disease history preventing him to participate ( for further information please see, Appendix 3 in protocol) 3.COVID-19 related exclusion criteria Participation in any other interventional clinical trial for an experimental treatment for COVID-19

1.General exclusion criteria Allergic or hypersensitivity to the IMU-838, Oseltamivir, or any of the ingredients Pregnant or breastfeeding or with intention to become pregnant during the study Participants who cannot take trial medication orally 2.Concomitant Medication or Medical History: If the attending clinician believes that there is a specific contra-indication to the IONIC intervention (see Appendix 3, section 9.1.2) Patient has a medical or concomitant disease history preventing him to participate ( for further information please see, Appendix 3 in protocol) 3.COVID-19 related exclusion criteria Participation in any other interventional clinical trial for an experimental treatment for COVID-19