专利名称：Combination progestin oral contraceptive
regimen
发明人：Michael Kafrissen,Haya Taitel申请号：US09137401申请日：19980820公开号：US06251956B1公开日：20010626
摘要：An oral contraception regimen which comprises sequentially administering twoor more progestational agents exhibiting different effects on the human endometrium incombination with an estrogen. The invention is also directed to an extended use oralcontraception regimen comprising the sequential administration of two or moreprogestational agents in combination with an estrogen.
申请人：ORTHO PHARMACEUTICAL CORPORATION
代理人：Kenneth J. Dow
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