Ovulation stabbing pain: what to know

Ovulation pain, sometimes called mittelschmerz, may feel like a stab, cramp, tug, or ache low in the abdomen. It can occur on either side, depending on which ovary is active, and may change sides in different cycles. Some people notice a small amount of spotting or vaginal discharge at the same time.

Endometriosis can present with pelvic pain that follows a cycle, while ovarian cysts can cause pain when a cyst stretches, leaks, or twists the ovary. The timing alone cannot distinguish these causes from ordinary ovulation pain.

Track the side, timing, intensity, and duration of the pain alongside your periods. Rest, gentle heat on the lower abdomen, and fluids may help. If you can take them safely, an over-the-counter pain reliever may be useful; follow the label and check with a pharmacist if you are pregnant, have stomach or kidney problems, or take other medicines.

Book a medical appointment if the pain keeps returning, interferes with normal activities, lasts beyond the expected mid-cycle window, or is accompanied by painful periods, pain during sex, or difficulty becoming pregnant. A clinician may use an examination and ultrasound to investigate.

Get urgent help for sudden severe pain, fainting, weakness, persistent vomiting, fever, a swollen abdomen, or pain with heavy bleeding. Seek prompt assessment if pregnancy is possible and you have one-sided pain or bleeding, because pregnancy-related conditions need to be excluded.

Ask whether the timing and pattern fit ovulation pain, whether an ultrasound or pregnancy test is appropriate, and how to manage future episodes. Mention your contraceptive method, cycle changes, bowel or bladder symptoms, and any history of endometriosis or ovarian cysts.