• G03A Hormonal contraceptives for systemic use 90 drugs
• G03B Androgens 11 drugs
• G03C Estrogens 20 drugs
• G03D Progestogens 21 drugs
• G03F Progestogens and estrogens in combination 7 drugs
• G03G Gonadotropins and other ovulation stimulants 14 drugs
• G03H Antiandrogens 4 drugs
• G03X Other sex hormones and modulators of the genital system 8 drugs