When To Expect To Periods After Stopping Norethisterone?

Hi i had taken Northeristerone for 3 weeks and stopped taking them on the 23rd of Feb. After that i did have a small period, not as it is normally it was much lighter. My original date for my period was the 6th of Feb but as i took the pill when i am expected to have my next period ?? Will it be from the 23 rd of March ???



Please help, im starting to panic now.