... A nipple discharge can also be normal in women who are not
pregnant or breastfeeding, especially during the reproductive years.
.... For example, in women, fondling, suckling, irritation from clothing, or sexual arousal can stimulate a nipple discharge, as can stress.
Next Steps
for detailed information
https://www.practo.com/solapur/doctor/dr-pradeepkumar-sandipan-jadhavar-gynecologist-obstetrician