This topic examines the comparison of similar effects between the hemostatic medicine Agrimonia pilosa and Celosia cristata. Idea: Agrimonia pilosa has many functions, such as astringing to stop bleeding, stopping dysentery, stopping malaria, detoxifying, killing insects, tonifying deficiency, etc. Celosia cristata has the effects of astringing to stop bleeding, cooling blood, stopping leukorrhagia and stopping dysentery. By induction and comparison, both drugs have the effects of astringing to stop bleeding and stopping dysentery, so B is selected. In the alternative answer, the efficacy of stopping malaria and tonifying deficiency is possessed by a single medicine of Agrimonia pilosa; Stopping leucorrhea and cooling blood are possessed by Celosia cristata, but not both, so they are excluded.