If you have not had your period for 10 days after progesterone, it is possible that you are pregnant. The endometrial lining may be too thin due to endocrine disorders in the body, so it is best to have an early pregnancy test in time. If pregnancy is confirmed, don’t worry, pay attention to rest and strengthen diet and nutrition, which can promote fetal development, if you are not pregnant, you need to check the endometrial condition by ultrasound. If the endometrium is too thin, it is considered to be caused by estrogen deficiency. It is better to take blood test for hormone six, and after clarification, it is necessary to reasonably supplement estrogen treatment under the guidance of doctor. It is recommended to use anti-inflammatory drugs reasonably to avoid infection causing re-adhesion, and usually pay attention not to stay up late and relax, which can prevent endocrine disorders.