 [ Symptoms ] can a woman lactate without being pregnant ive started lactating but ive had sevral   test results [ Disease ] i am assuming by negative tests you mean negative pregnancy tests it is possible for a woman to have discharge from her nipples even if she is not pregnant this can be a sign of certain hormones being off balance if it continues or worsens becomes painful or overly irritated it is time to see your doctor they will more than likely do bloodwork to check certain horomones