Alternate Names : PRL
The normal values for prolactin are as follows:
- Males: 2 - 18 ng/mL
- Non-pregnant females: 2 - 29 ng/mL
- Pregnant women: 10 - 209 ng/mL
Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.
Note: ng/mL = nanograms per milliliter
What do Abnormal Results Mean?
People with the following conditions may have high prolactin levels:
- Chest wall trauma or irritation
- Hypothalamic disease
- Kidney disease
- Pituitary tumor that makes prolactin (prolactinoma)
- Other pituitary tumors and diseases
Certain medications can also raise prolactin levels, including:
- H2 blockers
If your prolactin levels are high, the test may be repeated in the early morning after an 8-hour fast.