Should I Continue Taking Gynera Or Switch To Primolut To Get My Period Before My Flight Abroad?

Hi I have had irregular periods for sometime because I took primolut for 7 days or so , 2 months ago. Now my due date is 3rd of June. I have started taking gynera since yesterday , 29 th May Should I keep taking it or stop it .. I have to fly for hajj on the 10 th of June I want my period before that Also is Primolut better if I stop gynera?