Hello

is there a chance to get pregnant now ( according to your question ) :

although its unlikely especially if you didnt have sexual intercourse in the ovulation days , but our advice to continue using yasmine pills as well and take emergency contraceptive pills as soon as possible 

can you use emergency contraciptive pills now :

emergency contraceptive pills can be used up to 72 hours after sexual intercourse 

what are the side effects of yasmine pills :

1. nausea and vomiting 
2. headache 
3. stomach pain 
4. change in mood
5. nipple discharge 
6. period abnormalities 

how make sure of pregnancy :

doing home pregnancy test after 25th day of this period or repeat it at the first week of the next period