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editorial
. 2021 Jan 6;40:100837. doi: 10.1016/j.nmni.2021.100837

Table 2.

Current clinical trials of probiotics in coronavirus disease 2019 registered at ClinicalTrials.gov

ClinicalTrials.gov identifier Study title Probiotic bacteria (strain) Procedure synopsis
NCT04458519 Efficacy of intranasal probiotic treatment to reduce severity of symptoms in COVID-19 infection Lactococcus lactis (W136) Nasal irrigation with probiorinse
NCT04390477 Study to evaluate the effect of a probiotic in COVID-19 Not revealed Dietary supplementation
NCT04366180 Evaluation of probiotic Lactobacillus coryniformis K8 on COVID-19 prevention in health-care workers Lactobacillus coryniformis (K8) Dietary supplementation
NCT04517422 Efficacy of Lactobacillus plantarum and Pediococcus acidilactici in adults with SARS-CoV-2 and COVID-19 Lactobacillus plantarum (CECT7481) Lactobacillus plantarum (CECT7484) Lactobacillus plantarum (CECT7485) Pediococcus acidilactici (CECT7483) Not revealed

Abbreviations: COVID-19, coronavirus disease 2019; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.