Efficacy of the barley-based remedy, a Persian medicine formula, in coronavirus disease 2019 (COVID-19) hospitalized patients: An open-labeled randomized controlled trial.

Background: With the pandemic of coronavirus disease 2019 (COVID-19), and the growing attention of people around the world to the use of traditional and complementary medicines to control of the disease, evaluating the effectiveness of these treatments has received special attention.

Aim: This study aimed to assess the clinical efficacy of a barley-based () remedy combined with conventional medicine in comparison to the conventional therapy in confirmed COVID-19 patients.

Materials And Methods: Seventy COVID-19 patients were randomly divided into barley-based remedy plus conventional medicine (barley-based remedy group) and conventional therapy (control group).