Reviewed: 13. Juli 2026
PRL Prolactin
Unit: ng/ml
Quick Explanation
Prolactin is best known for milk production after birth, but can be elevated in men and women independent of that. Elevated values can cause cycle disorders, loss of libido, or milk secretion outside of breastfeeding, with various possible causes.
📊 Reference Values
ℹ️ Reference ranges may vary slightly between laboratories. Always compare your value with the reference range from your own lab report.
🔍 Possible Causes
Value too high — possible causes
- ·Stress or lack of sleep
- ·Certain medications (e.g. some antidepressants)
- ·Benign pituitary tumor (prolactinoma)
- ·Underactive thyroid
This list shows possible causes — not a diagnosis. Only your doctor can correctly interpret your result.
🩺 Questions for Your Doctor
- →What could be the underlying cause of my elevated prolactin?
- →Is pituitary imaging useful?
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Medical Disclaimer
The content on this page is for general information only and does not replace professional medical advice, diagnosis, or treatment. Always consult your doctor or pharmacist for health-related questions. Lab values should always be assessed in the context of your personal medical history.