Do not eat or drink for a certain number of hours as instructed by your doctor before having a
prolactin test. A blood prolactin test is usually done about 3 hours after you wake up, sometime between 8 a.m. and 10 a.m. Emotional stress or strenuous exercise just before the test can raise prolactin levels.
Next Steps
Repeat check up of
prolactin levels at regular intervals.