Now my wife is pregnant, but unfortunately she...

what are the menstruation extention pills ?
norethisterone , and its a ormonal drug that is a lab copy of the progesterone hormone 
what are the uses of norethisterone ?

• its used as a comtracetion 
• treatment of abnormal vaginal bleeding 
• treatment of the menstrual disorder 
• its also used to delay the menstruation 

what are the side effects of the drug ?

• vaginal spotting 
• breast tenderness
• irregular menstruation 
• weight gain 
• increased hair growth 
• facial pimples 

is this drug safe for the pregnant woman in the early pregnancy ?
the drug is totally contraindicated during any stage of the pregnancy and specially during the first trimester of the pregnancy and it might cause fetal malformation and brith defects 
what is the advice ?
we advice you to visit an obs & gyn for the right diagnosis and the correct treatment and monitorating your wifes pregnancy development