| abstract |
A pharmaceutical preparation to obtain a continuous hormonal treatment over a desired period of time longer than 21-28 days comprising a first composition containing at least one estrogen and/or at least one progestin in a predetermined amount to be administered in the first 21-28 days and a second composition which contains at least one estrogen and/or at least one progestin in a predetermined amount higher than the amount of the first composition and comprises a mono or multiphase sequence of pharmaceutical dosages. |