Hello dear
Understand your concern.
Primolout N contain synthetic
progesterone.
Wait for 2-3 days.
Bleeding will come.
Yes It can cause congenital anomalies in fetus in some case.
So if you are pregnant you should require close follow up under USg
Menstruation required co ordinate action of various hormone that secreted by ovary (estrogen and progesterone) and brain (FSH and LH).
If any above hormone is decreased or increased there is imbalance in menstruation.
Primolout N cause
hormonal imbalance and that is the reason for irregular menstruationas a side effects.
Following are common side effects:
headaches, nausea, irregular bleeding,
fluid retention,
dizziness,
weight gain and depressed mood,
either sleepiness or insomnia,
bloating, a decreased or increased sex drive,
discomfort of the breasts.
Wait for 1-2 days more.
Bleeding will come.
If not come, Consult to gynecologist and do hormonal profile and USG
Hope this may help you.
Best regards
Dr. sagar