I did the same, I got the morning after pill to be sure. if its recently get the morning after pill. I was advised to do a test in three weeks time to be certain. We are unlikely to be pregnant though due to the pill making the lining of the uretus thinner but I'd do the test and got ma pill.
YES
If you had unprotected sex then there is a high chance.
They missed their periods.
One
your pregnant
you could be, get a test to be sure
go and see doctor
damn straight
If you missed your periods for a month and two weeks, contact a doctor. You could be pregnant or suffering from a medical condition.
Not pregnant, but get a professional opinion about the reasons for missed periods.
You wouldn't have 2 periods no, but you would have one period. As for the second period you might be pregnant. See your Doctor for a blood test.
Most often missed periods occur during pregnancies.