Galactorrhea Symptoms & Causes

In-Depth

What causes galactorrhea?

Many different things may cause galactorrhea, including:

  • pregnancy (that may have gone unrecognized)
  • trauma
  • surgery

Certain drugs can cause galactorrhea, including:

More serious causes of galactorrhea include:

  • the presence of a small tumor in the pituitary gland (at the base of the brain)
  • hypothyroidism (low thyroid function)
  • liver, kidney or spinal cord problems