helo madam hw r u, thanks for query. as per the detail given by you it is clear that you have used plan b
tablet [containing levonorgestol] for emergency contraception
. all above symptoms are the side effects of levonorgestrol, which alters the normal physiological balance of reproductive hormones.due to this disturbance menstrual cycle may be abnormal for one or two month. if symptoms persist or worsen over time then please consult to gynaecologist.