Advice needed about the pill and pregnancy, thanks x?

im on yasmin pill. i dont take it at the same time. my usual time is 9am. however, some days its anthing between 7 and 12. one day it didnt take it til 3 pm. next week i will finish my 2nd pack. anyways, im due next weekend but my are hurting real real bad, never felt anything like it. its all over my s. do you think it would be too early 'if' i was pregnant to be feeling painful ? thanks alot =] xx