1. A method for filling a reservoir (7) for a system (1) drug delivery, the reservoir (7) configured to hold the doses of flowable medicament (8), comprising the steps of: A) providing a reservoir (7) B) lower the pressure within the cavity (30) formed in the reservoir (7), C) fill the cavity (30) the volume of fluid medicament (8) during pressure reduction, D) completing filling of the fluid medicament (8) a cavity (30) a reservoir (7), so that after the filling is completed, dose of medicament (8) remains in cavity (30) of the tank (7) .2. A method according to Claim. 1, wherein the reduced pressure within the cavity (30) is less than 200 mbar and in which the volume of the dose of the drug (8) is less than 5 ml.3. The method of claim. 2, wherein the reservoir (7) is filled with medicament (8) so that the dose of medicament (8) occupies 95% of the empty cavity (30) or bolshe.4. A method according to Claim. 1, wherein the cavity (30) is filled with medicament (8) through metering valve (26), wherein the metering valve (26) is a piezo, and wherein the metering valve (26) comprises a release (44), wherein the drug means (8) is issued from the outlet (44) of the metering valve (26) into the cavity (30) when the metering valve (26) is opened, and wherein the metering valve (26) is repeatedly opened and closed while filling the cavity (30) drug (8 ).5. A method according to para. 4, wherein the volume of medicament (8), which emerges from the outlet (44) when the metering valve (26) is opened, is less than 1 l, preferably 10 nl.6. A method according to any one of claims 4 or 5, wherein the opening and closing frequency is selected so that the medicament (8) can be dispersed within the cavity (1. Способ заполнения резервуара (7) для системы (1) доставки лекарственного средства, причем резервуар (7) сконфигурирован для удерживания дозы текучего лекарственного средства (8), включающий в себя следующие стадии, на которых:A) предоставляют резервуар (7),B) понижают давление в
