<unk>  was used in hormonal contraception to prevent pregnancy. It has typically been used as an oral contraceptive at a dosage of 2 mg/day in combination with ethinylestradiol and 350 µ/day when used alone.
Norgestrienone
Lapisteride
Androstanolone enanthate
Quingestanol acetate
Norvinisterone
Segesterone acetate
Androstanolone propionate
Ethylestrenol