• G03A Hormonal contraceptives for systemic use 135 drugs
• G03B Androgens 9 drugs
• G03C Estrogens 29 drugs
• G03D Progestogens 21 drugs
• G03F Progestogens and estrogens in combination 8 drugs
• G03G Gonadotropins and other ovulation stimulants 50 drugs
• G03H Antiandrogens 3 drugs
• G03X Other sex hormones and modulators of the genital system 13 drugs