Does Egg Stimulation and Retrieval in Mexico Surrogacy Hurt? The Real Process

As more families begin exploring surrogacy in Mexico, many people pay attention not only to embryos, gestational carriers, and transfer plans, but also to egg sources and the stimulation and egg retrieval process that takes place beforehand. For those encountering assisted reproduction for the first time, descriptions such as “daily injections” and “egg retrieval surgery” can easily create the impression that the entire process must be very painful.

What Does Ovarian Stimulation Feel Like?

During a normal menstrual cycle, usually only one follicle becomes dominant and ovulates. During an IVF cycle, gonadotropin medications and other drugs are used to stimulate multiple follicles to grow at the same time, creating more opportunities to obtain mature eggs.

During ovarian stimulation, multiple ultrasound examinations and hormone tests are usually required, with subsequent arrangements adjusted according to follicle development. After medication is administered, some women may experience mild pain or bruising at the injection site, as well as breast tenderness, fatigue, mood changes, bloating, and other symptoms.

As the follicles gradually enlarge, the ovaries also increase in size. Toward the later stage of stimulation, some women may experience a noticeable feeling of fullness or pressure in the lower abdomen and may feel more uncomfortable than usual when moving around.

Therefore, “ovarian stimulation is very painful” is not a conclusion that applies to everyone. Physical reactions can vary depending on age, ovarian reserve, medication dosage, and individual response to the medications.

Is Egg Retrieval Painful?

Egg retrieval is an invasive procedure, but it does not mean that significant pain must be endured throughout the entire process.

Clinically, a needle is usually guided through transvaginal ultrasound into the follicles to aspirate the eggs, with appropriate pain relief or anesthesia used during the procedure. The egg retrieval itself generally does not take very long, and the specific approach is determined by the medical institution and physician according to the individual circumstances.

After egg retrieval, some women may experience lower abdominal pain similar to menstrual cramps, mild bleeding, or abdominal bloating. In most cases, these symptoms gradually improve. According to information from the American Society for Reproductive Medicine, mild to moderate pelvic or abdominal pain after egg retrieval generally decreases within a day or two.

For families preparing for Mexico surrogacy, this is particularly important to understand in advance. The goal of ovarian stimulation is not simply to pursue “as many eggs as possible,” but to balance follicular development, the number of mature eggs obtained, and safety.

After egg retrieval, the eggs are assessed for maturity and fertilized with sperm according to the reproductive plan. The resulting embryos then continue to develop in the laboratory, and some embryos may progress to the blastocyst stage. IVF-PGT can also be performed at the blastocyst stage for genetic testing, providing additional information for subsequent embryo selection and transfer.

If you are considering Mexico surrogacy, it is helpful to understand the entire process, from egg sources, ovarian stimulation, and egg retrieval to embryo culture and subsequent embryo transfer. Power Fertility Clinic is a reproductive medical institution in Mexico that strictly follows U.S. FDA standards and is directly managed by U.S. assisted reproductive specialists. It is located in the heart of Mexico City, just 500 meters from the U.S. Embassy. Power IVF provides comprehensive fertility services, including egg donation, sperm donation, and third-party reproduction, while also supporting U.S. IVF and U.S. egg freezing technologies to provide efficient options for families preparing for pregnancy. The clinic is equipped with advanced laboratories and a professional team specializing in IVF-PGT (PGT-A) and embryo screening. In Mexico, IVF and gender selection are fully legal for single, married, and LGBTQ individuals and couples. Regulations also allow the cross-border transportation of frozen sperm, eggs, and embryos, and Power IVF is licensed to receive frozen reproductive tissue from overseas, helping create a personalized path to parenthood.