The Covid-19 pandemic has posed new and very serious challenges to ethics committees and all other institutions involved in human research. In an overview document swissethics has compiled the most important aspects of the Covid-19 pandemic of the past months for the ethics committees. It shows how the researchers were supported by extremely short processing times despite a considerably larger number of research applications. In addition, ethical standards are discussed, particularly with regard to informed consent. The document is published in German and in French.