When Gn-RHa is used continuously for more than two weeks, the production of oestrogen stops, depriving the endometrial implants of oestrogen, causing them to become inactive and degenerate.

• 在连续使用Gn-RHa两周之后，患者的雌激素分泌就停止了，子宫内膜接收不到雌激素就会变得不活跃并开始退化。