What to do about nipple discharge very worried please please i need help and advice i'm very frightened!?

Get it medically: checked.Reasons for nipple discharge can include stimulation of the breast, pregnancy, medications, galactorrhea (secretion of milk or similar substance), an abscess or other breast infection, hormonal imbalances (like hypothyroidism), fibrocystic breasts (breasts are very fibrous), blocked mammary duct, breast cancer and intraductal papilloma (non cancerous mass), use of marijuana, anise & fennel