Sis Has Had Dicynone 250mg, Shes Had 4 Injections So

Sis has had Dicynone 250mg, shes had 4 injections so far and taking Nirethisterone 6 tabs a day, is their any way her periods will come back again, when she had first injection she did hv blood when she wiped. So tell this doc and ask him how long does the injection take to wer off and shud she have two more.