Egg retrieval involves some pain, but most of it happens after the procedure, not during it. You’ll be sedated for the retrieval itself and unlikely to feel much. In clinical studies, patients reported an average peak pain score of 5 out of 10 in the first 24 hours afterward, which dropped to about 2.7 out of 10 after taking pain medication. So the honest answer: it’s moderate, manageable, and short-lived for most people.
What Happens During the Procedure
Egg retrieval is a short outpatient procedure, typically lasting 15 to 30 minutes. A thin needle (about 1.4 millimeters wide) is passed through the vaginal wall and into each ovarian follicle under ultrasound guidance. A gentle vacuum draws follicular fluid, along with the egg inside it, through the needle and into a collection tube. The number of follicles punctured varies, but each puncture is a small wound in the ovary, which is why soreness follows.
Conscious sedation is the most common form of pain relief. This typically involves a combination of an opioid painkiller and a sedative given through an IV. The combination minimizes pain, reduces anxiety, and often produces partial amnesia, meaning many patients don’t remember the procedure clearly. Some clinics offer general anesthesia instead, particularly if a large number of eggs are expected. Either way, you won’t be gritting your teeth through it.
What Pain Feels Like Afterward
The real discomfort starts in the recovery room. A study published in The Clinical Journal of Pain found that every participant experienced moderate to severe post-procedure pain, with peak scores averaging 5.0 on a 0-to-10 scale during the first 24 hours. That’s roughly comparable to strong menstrual cramps or a deep, achy pressure in the lower abdomen. Pain medication brought scores down significantly, to an average of 2.7.
Most patients describe the sensation as cramping, bloating, and pelvic heaviness. This is your ovaries responding to having been punctured multiple times while already enlarged from hormone stimulation. The discomfort is usually worst on the day of retrieval and the day after. Most people notice a meaningful improvement within 48 hours, though mild cramping and bloating can linger for up to a week.
Managing Pain at Home
Anti-inflammatory painkillers like ibuprofen have traditionally been avoided after retrieval when a fresh embryo transfer is planned, due to theoretical concerns about implantation. However, recent research in Fertility and Sterility found no difference in pregnancy or delivery rates among patients who received an anti-inflammatory at various doses compared to those who received none. Pain control was also similar across groups. Still, your clinic will give you specific instructions on which medications to use, and those instructions may vary depending on whether you’re doing a fresh transfer or freezing embryos.
Beyond medication, the most effective strategy is simple: rest. Plan to take the full day off. Avoid responsibilities, don’t drive yourself home, and expect to spend most of the day on the couch. A heating pad on the lower abdomen helps with cramping. Staying hydrated and eating salty snacks can ease bloating, since your body is retaining fluid from the stimulation medications.
Recovery Timeline
Most people feel well enough to return to a desk job within one to two days. Physical recovery takes longer. Your ovaries remain enlarged after retrieval, sometimes significantly so if many follicles were stimulated, and they need time to shrink back to normal size.
Avoid exercise entirely for at least one to two weeks post-retrieval. High-impact activities, heavy lifting, and core exercises are particularly risky during this window because enlarged ovaries are more vulnerable to twisting (ovarian torsion). Once you get your period, typically one to two weeks after retrieval, your ovaries have generally returned to their normal size and you can start reintroducing regular activity. Walking and gentle stretching are fine before that point.
Normal Discomfort vs. Warning Signs
Mild to moderate cramping, bloating, and an increase in waist size are all normal. So is spotting. These symptoms reflect the expected aftermath of ovarian puncture and hormone stimulation.
What’s not normal is a rapid escalation of symptoms. Ovarian hyperstimulation syndrome (OHSS) occurs when the ovaries overreact to stimulation hormones, and it can develop or worsen in the days after retrieval. Signs of mild to moderate OHSS include nausea, vomiting, diarrhea, and tenderness around the ovaries. Severe OHSS brings more alarming symptoms:
- Gaining more than 2.2 pounds (1 kilogram) in a single day
- Severe abdominal pain that isn’t relieved by medication
- Persistent vomiting
- Shortness of breath
- A tight, visibly distended abdomen
- Noticeably decreased urination
Severe OHSS requires medical attention. If you notice these symptoms developing, contact your clinic rather than waiting for your next scheduled appointment.
Serious Complications Are Rare
A large study tracking over 7,000 egg retrievals found that serious complications occurred in only 0.08% of cases. Four patients (0.06%) experienced internal bleeding requiring surgery, and two patients (0.03%) developed pelvic abscesses that appeared one to two weeks later with fever and escalating pain. These are real but genuinely uncommon risks. The vast majority of retrievals result in a few uncomfortable days and nothing more.
Infection rates after egg retrieval have been reported as high as 0.24% in some studies, but more recent data suggests rates closer to 0.03%. Significant bleeding requiring intervention ranges from 0.06% to 0.34% across different studies. These numbers are reassuringly low, but they’re worth knowing so you can recognize symptoms that fall outside the range of normal recovery, particularly new fever or sudden sharp pain days after the procedure.