sˈɛvəntˌiːn ˈælfəhaɪdɹˈɑːksɪpɹˌɛɡnənˌɑːloʊn ɪz kənsˈɪdɚd ɐ pɹˈoʊhoːɹmˌoʊn ɪnðə fɔːɹmˈeɪʃən ʌv dˌiːhaɪdɹˌoʊɪpɪˌændɹˈɑːstɚɹˌoʊn dˈiːhˈiː, ɪtsˈɛlf ɐ pɹˈoʊhoːɹmˌoʊn ʌvðə sˈɛks stˈɛɹɔɪdz.
17α-Hydroxypregnenolone  is considered a prohormone in the formation of dehydroepiandrosterone (DHEA), itself a prohormone of the sex steroids.