Fecha de publicación: 21/12/2022 Fuente: WIPO (eseential oils OR extracts) Compositions and pharmaceutical forms for the treatment and prevention of coronavirus, which contain in its formulation non-hydrolyzed collagen as a surfactant with degreasing properties and natural active ingredients in the form of hydrolyzed powders of aqueous extracts of Dandelion (Taraxacum officinale), Anamu (Petiveria Alliacea), Epazote (Dysphania ambrosioides), oregano (Origanum vulgare), star anise (Lllicium verun) together with preservatives, as well as the obtaining and preparation procedures associated with the development of the different compositions and pharmaceutical forms.