sentences:  Because acne is generally a disorder of the pilosebaceous units caused by hormones, the medications that trigger acne medicamentosa most frequently are hormone analogs.It is also often caused by corticosteroids; in this case, it is referred to as steroid acne.Although the masculinizing hormone testosterone is most often blamed, and although men with acne secondary to bodybuilding hormones are seen from time to time, the major hormonal medications that cause acne are the progestin analogues present in hormonal contraception.