Table 1. HRT categories with type of progestagens and oestrogens.
| Hormone category | Type of oestrogen | Type of progestagen |
|---|---|---|
| 1.Oral oestrogens | Estradiol (hemihydrate) | – |
| Estradiol (valerate) | ||
| Estriol | ||
| Ethinylestradiol | ||
| Conjugated oestrogens | ||
| 2.Oral oestrogen/progestagen combinations | Estradiol (hemihydrate) | Cyproteron (acetate) |
| Estradiol (valerate) | Dydrogesteron | |
| Conjugated oestrogens | Norethisteron (acetate) | |
| Medroxyprogesteron (acetate) | ||
| Medrogeston | ||
| Norgestrel | ||
| Dienogest | ||
| 3.Transdermal oestrogens | Estradiol (hemihydrate) | – |
| 4.Transdermal oestrogen/progestagen combinations | Estradiol | Levonorgestrel |
| Norethisteron (acetate) | ||
| 5.Tibolon | ||
| 6.Formulation with progestagens only (oral/injection) | – | Dydrogesteron |
| Lynestrenol | ||
| Norethisteron | ||
| Medroxyprogesteron | ||
| Progesteron | ||
| Medrogeston | ||
| 7.Vaginal preparations | Estradiol | – |
| Estriol | ||
| Conjugated equine oestrogens | ||
| 8.Other oestrogen formulations (nasal/implant/depot) | Estradiol (hemihydrate) | – |
| Estradiol (valerate) |