Correspondence Address: A pharmaceutical preparation to obtain a continuous hor
MILLEN, WHITE, ZELANO & BRANIGAN, monal treatment over a desired period of time
longer than PC 21-28 days comprising a first composition containing at least 2200
CLARENDON BILVD. one estrogen and/or at least one progestin in a predetermined SUTE
1400 amount to be administered in the first 21-28 days and a ARLINGTON, VA 22201 (US)
Second composition which contains at least one estrogen and/or at least one progestin in a …

Assignee: SCHERING AG, Berlin (DE) A pharmaceutical preparation to obtain a continuous
hor (21) Appl. No.: 10/584,045 monal treatment over a desired period of time longer than 21-
28 days comprising a first composition containing at least (22) PCT Filed: Nov. 20, 2004 one
estrogen and/or at least one progestin in a predetermined amount to be administered in the
first 21-28 days and a second (86). PCT No.: PCT/EPO4/13545 composition which contains
at least one estrogen and/or at least one progestin in a predetermined amount higher than …