The invention discloses a process for producing Guilu Erxian Gao used as a tonic medicine, comprising the steps of: (a) extracting medicinal materials comprising tortoise plastron and buckhorn with an edible acid to obtain an extract; (b) dialyzing the extract; (c) decocting ginseng and medlar and filtrating to obtain a filtrate; and (d) concentrating the mixtures of dialyzed extract and the filtrate to form a gel-like solid.