Thanks for writing to us.
Since you had your last three periods well on time, the lighter bleeding could be due to a hormonal
imbalance or due to the effect of the pills you are taking. Pregnancy
is not a possibility with regular periods. Please do not worry.
I hope this information has been both informative and helpful for you. You can consult me again directly through my profile URL http://bit.ly/Dr-Rakhi-Tayal