ˈɛθaɪlstɹˌɛnɑːl wʌz dᵻskɹˈaɪbd ɪnðə lˈɪɾɚɹᵻtʃɚɹ ɪn nˈaɪntiːnhˈʌndɹɪd fˈɪfti nˈaɪn ænd ɐpɹˈuːvd fɔːɹ mˈɛdɪkəl jˈuːs ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪksti wˈʌn ænd ɪnðə juːnˈaɪɾᵻd stˈeɪts ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪksti fˈoːɹ.
Ethylestrenol was described in the literature in 1959 and approved for medical use in 1961 and in the United States in 1964.