How To Induce Periods Even When Depo-provera 150mg And Norethisterone Ip 5mg Are Not Helping?

hi am geetha.my height is 5.8,age is 24 years and weght is 90kgs.i take depo-provera 150mg injection after my first baby to take gap between two babies.i had faced some side effects.so i stopped taking it from last 5months.even this i cant get my period.when i consult a doctor she suggests me norethisterone ip 5mg tablets to use for 5 days by taking 2 tablets per a day,and she told me that you can get period after 4-5 days when you stop these tablets.i stopped these tablets from 7 days.but i dont get my period.i take my pregnancy test.it is negative.please suggest that what can i do to get my period immediately.