The aim was to determine the effect of the hydroethanolic extract of Coffea arabica L. seeds on prostatic hyperplasia induced in Mus musculus var. swiss The seeds of Coffea arabica L. were purchased in Jaén, Cajamarca, obtaining the 10% hydroethanolic extract. We worked with 30 male mice, from the National Institute of Health (INS), with an average weight of 28.4 g, being distributed in 5 groups; a white group, a pathological, a referential, problem 1 and problem 2. Being acclimatized for two weeks, after which they were orchiectomized except for the white group, leaving them in recovery for fifteen days, to administer testosterone enanthate at doses of 14 mg / kg subcutaneously, repeating at 7 and 40 days. The administrations were orally, carboxymethylcellulose 10 mL / kg for the white and pathological groups, finasteride at doses of 10 mg / kg to the reference group and hydroethanolic...