这个词是什么意思？
A synthetic progestational hormone with actions and uses similar to those of PROGESTERONE. It has been used in the treatment of functional uterine bleeding and ENDOMETRIOSIS. As a contraceptive (CONTRACEPTIVE AGENTS), it has usually been administered in combination with MESTRANOL.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D009641 · MeSH 2026。
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