What are the early pregnancy symptoms after a successful embryo transfer?

Aug 06, 2025 Source: Cainiu Health
Dr. Zhang Lu
Introduction
Under normal circumstances, after a successful embryo transfer, women may experience early pregnancy symptoms such as missed period, breast changes, nausea and vomiting, fatigue, drowsiness, and mild abdominal pain. If any unusual symptoms or concerns arise after the transfer, it is recommended to promptly seek medical advice. The doctor will make a diagnosis and provide recommendations based on the specific situation.

Generally, after successful embryo transfer, women may experience early pregnancy symptoms such as missed period, breast changes, nausea and vomiting, fatigue and drowsiness, and mild abdominal pain. A detailed analysis is as follows:

  

1. Missed Period

After successful embryo transfer, the ovarian corpus luteum continues to secrete progesterone, maintaining the stability of the endometrium, which leads to the cessation of menstruation. Additionally, the effect of progesterone causes the basal body temperature to rise by 0.3-0.5℃ compared to before the transfer and remains elevated for more than 18 days.

2. Breast Changes

Due to hormonal changes, the breasts may become tender, swollen, and experience sensations of distension or pricking pain. The nipples and areolas may develop darker pigmentation. This is caused by increased levels of sex hormones such as estrogen and progesterone following successful embryo implantation, leading to breast gland congestion and edema.

3. Nausea and Vomiting

Changes in hormone levels in the body may stimulate the gastrointestinal mucosa, causing digestive symptoms such as nausea and vomiting. These symptoms typically begin around the sixth week of pregnancy and may persist throughout the first trimester.

4. Fatigue and Drowsiness

After implantation of the fertilized egg, due to changes in endocrine and hormone levels, some women may feel physically tired or weak, even experiencing excessive sleepiness. This is because the body begins supporting the development of the embryo, making women feel more fatigued than usual.

5. Mild Abdominal Pain

Mild abdominal pain may occur during implantation of the fertilized egg, caused by the expansion of the uterus. This is a normal physiological phenomenon. However, if the pain becomes severe or continuously worsens, it may indicate an abnormal condition, and prompt medical attention should be sought.

If any unusual symptoms or concerns arise after embryo transfer, it is recommended to seek timely medical consultation. The physician will make a diagnosis and provide appropriate advice based on the specific situation.

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