 [ Symptoms ] pregnancy i had a brownish red spot just only once yesterdy my periods s due between 20 and 23 this month what does this mean does it mean am pregnent  coz i dnt have bleeding just had a brownish red spot that too only once [ Disease ] hi if you have been having unprotected sex then it could be implantation day if your next period does not come just wait a week then see your doctor and get tested there but a good doctor will know if you are pregnant ok hope this helps you good luck