Can Taking Susten 200mg Be Safe To Treat Follicles?

i had my periods on 3rd nov.then i had letoval 5mg od from 5 to 9 nov. and inj. folligraf 75 iu subcutaneously on 7 to 10, then my gynae increased my dose to 150 iu for 11,12,13 andon 14 nov. 75 iu. i had 5 to 6 follicles.inj. lupi hcg was given on 15 and i had iui on 16 and 17.. on 17 only 2 follicles had ruptured.there are other 4 folicles - 1 of 19mm and others 15mm . doctors advised me to have natural relation for other 2-3 days. she also advised me to use susten200 mg bd for 2 weeks i had upt today with preganews, it was negative,, am i pregnant or not