I can off the contraceptive implant in feb. while on this I had irregular periods every 2/3mths. Before the implant had regular periods every 32 days so know is poss. Am trying to get pregnant got loads of symptoms like breast tenderness, emotional, fatigue , strange eating habits etc. done pregnancy tests which have come up negative. As I don't know when I should be due my period how am I supposed to time when to take a test and does it sound like I could be?