of 0 1 10 u03bcm and specific surface of 400 1200 m 2 g the sodium ions can be partially or completely exchanged with other cations e g k ag nh 4 ca 2 mg 2 mn 2 zn 2 cu 2 fe 2 and fe 3 in active substance of this antiviral compound the carrier of active compound is the organic gel water oil cream liposome and liposome based systems with regular and or prolonged activity the weight ratio between the active substance and the carrier is 5 u00d7 10 u2212 9 10 u2212 3 i e 5 ng to 1 mg of active substance per one gram of the carrier the additives used are vitamines vitamin c vitamin e vitamin a and vitamin d3 the efficacy of this preparation was demonstrated in in vitro experiments of the inhibition of hsv 1 and hsv 2 plaques formation in keratinocyte monolayers that were preincubated coincubated or postincubated with the virus at the different time points application_number US 89644710 A description there is no effective vaccine against hsv 1 and hsv 2 developed yet all available antiviral agents operate using the same mechanism the inhibition of virus replication and they are effective only when applied in high concentrations r hamuy b berman b drugs today 1998 34 1013 those antiviral agents can cause side effects during repeated application and thereafter are not efficient against the newly formed resistant strains of the virus c scieux a bianchi pathol biol france 1993 41 172 in addition the existing antiviral agents are not economic especially in the comparison with generic drugs our intention was to develop a new antiviral drug efficient in low concentrations and which efficiency does not decrease with.