Fecha de publicación: 05/01/2023 Fuente: WIPO (eseential oils OR extracts) The present invention discloses a method of preparation of compositions from fractionated extracts of the peel of plant Punica granatum encapsulated in biodegradable polymers with suitable surface functionalisation to prevent or retard the disease progression or ameliorate, alleviate, mitigate or cure and possibly prevent the disease arising out of the enveloped RNA viruses including but not limited to Influenza-A, Hepatitis-B, Hepatitis-C, Human Immunodeficiency Virus (HIV), Herpes Simplex Virus Type-1 &2, Zika, Dengue Virus (Serotypes 1 through 4), SARS-CoV-2 etc. The present composition may be administered orally or in the form of an aerosol or inhalant or a fine liquid spray through the mouth or nose.