Periods question. I wanted to know!

Hi doctors I wanted to know regarding my girlfriends periods. On december 5th we had intimate moments but no intercourse at all.no penetrative sex between us. I only fingered her but there was pre.cum on my fingers. Her periods on december 26 was due She dint get her periods 10 days after missed period we did upt it was negative. So January she took primolut N for withdrawal bleeding and she completly got withdrawal bleed and she also took abortion pills to be on safer side as Pregnancy device showed very very faint line after she was consuming primolut n tablet for 5 nights. After the stop of tablet she Got withdrawal bleeding 4 weeks after takin abortion pills we did urine pregnancy test and it came negative Again after 1 week we did upt. It showed negative. She got regular normal periods on february 23 and after 4 days it ended completly and she said it was completly normal periods how she used to get. I want to know still can she be pregnant or ectopic pregnany chances r there??