Characteristics of published/registered clinical trials on COVID-19 treatment: A systematic review.

Objectives: Due to the rapid spread of COVID-19 worldwide, many countries have designed clinical trials to find efficient treatments. We aimed to critically report the characteristics of all the registered and published randomized clinical trials (RCTs) conducted on COVID-19, and summarize the evaluation of potential therapies developed in various regions.

Evidence Acquisition: We comprehensively searched PubMed, Cochrane Library, Web of Science, Scopus, and Clinicaltrial.