بسم الله الرحمن الرحيم
(Fatwa: 1534/1257=D1430)
In Bahishti Zewar part 9, there are some tawiz for conception and protection of foetus, get it made by someone accordingly. Recite the following dua/verse after every salah:
رب ھب لی من لدنک ذریۃ طیبۃ انک سمیع الدعاء
Allah knows Best!
Darul Ifta,
Darul Uloom Deoband
