I had my mirreina coil removed last month 7th april, I saw my period from the 10th of April to the 18th. It stopped and i saw my period again on the 26th of April which lasted for 3days. Had intercourse on the 7th day of may to the 11day of May. Expected day of period should be 24May, but started seen some spots of blood light colour from the 20May. What should i do, do i carry out a pregnancy test.