Symptoms Caused by High Prolactin Levels in Females


Prolactin is a hormone produced by the pituitary gland. The pituitary gland is located in the brain. Levels of prolactin are normally increased in pregnant or breast-feeding women. The few symptoms of high prolactin levels in females are listed below.

Pregnant woman
Pregnant woman (Image: George Doyle/Stockbyte/Getty Images)


Increased prolactin levels can cause problems with fertility. Infertility is the inability to become pregnant after one year of unprotected intercourse.

Pregnancy test
Pregnancy test (Image: Thinkstock/Comstock/Getty Images)


Galactorrhea is milk production in a woman who is not pregnant and not breast-feeding.

Woman breasts
Woman breasts (Image: BananaStock/BananaStock/Getty Images)

Menstrual Periods

Menstrual periods can be absent or irregular due to high prolactin levels.

Tampons (Image: Digital Vision./Digital Vision/Getty Images)


Lab work is obtained by drawing blood from a vein in your arm. The normal prolactin level in a non-pregnant woman is below 25 ng/mL or 25 mcg/L.

Blood test
Blood test (Image: Liquidlibrary/liquidlibrary/Getty Images)


Some causes of high prolactin levels are a pituitary gland tumor, pregnancy, kidney disease, hypothyroidism or liver disease. The cause can also be unknown.

Pregnant woman at doctor
Pregnant woman at doctor (Image: George Doyle/Stockbyte/Getty Images)


The information in this article is for education purposes only and is not intended to diagnose. If you suspect you have symptoms of high prolactin levels, please contact your physician for further advice and treatment.

Woman at doctor
Woman at doctor (Image: Keith Brofsky/Photodisc/Getty Images)

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