MR Portable Diagnostic is revolutionizing home healthcare by providing essential diagnostic services at your doorstep. Whether it's a digital X-ray, ECG, or sample collection for blood or urine tests, this service ensures that you get top-quality medical care What is a Prolactin Test? A Prolactin test is a blood test that measures the level of a hormone called prolactin in your body. This hormone is made by the pituitary gland in your brain. In women, prolactin helps the body make breast milk after having a baby. In men, it's involved in sexual function but is usually at low levels. Both men and women normally have low levels of prolactin, unless a woman is pregnant or breastfeeding. Doctors might order this test if, A woman is not having periods or is having irregular periods. A woman is producing milk without being pregnant or breastfeeding. A man has low testosterone, sexual problems, or breast enlargement. To check for pituitary gland problems, like a tumor.