• G03A Hormonal contraceptives for systemic use 58 drugs
• G03B Androgens 5 drugs
• G03C Estrogens 14 drugs
• G03D Progestogens 44 drugs
• G03F Progestogens and estrogens in combination 7 drugs
• G03G Gonadotropins and other ovulation stimulants 31 drugs
• G03H Antiandrogens 5 drugs
• G03X Other sex hormones and modulators of the genital system 4 drugs