The composition adapted to prolong the residence time of drugs in the circulating plasma of mammals including humans comprises the following:Pectin0.94 gPotassium bitartrate0.48 gTannic acid 0.8 gL-Tyrosine0.21 gRiboflavin2 ml 10% solution of 15% Ethyl AlcoholHexanoic Acid (Caproic acid)0.06 mlEthyl Alcohol15% Ethyl Alcohol to make 100 mlThe composition adapted to prolong the residence time of drugs in the circulating plasma of mammals including humans comprises the following:Pectin0.94 gPotassium bitartrate0.48 gTannic acid 0.8 gGlutamic acid0.21 gRiboflavin2 ml 10% solution of 15% Ethyl AlcoholHexanoic Acid (Caproic acid)0.06 mlEthyl Alcohol15% Ethyl Alcohol to make 100 ml