Are Vibin tablets two-component? How long can I be late with a pill if I always take it at 18:00?

I have been taking Vibin birth control pills for about two months. Are these tablets two-component? How long can I be late with the pill if I always take it at 18:00? Is it possible that after these pills my abdomen increases? Recently, it happened to take paracetamol 3 tablets a day with acute toothache. Could this have weakened the contraceptive pill, or is there a risk that I could get pregnant? Is it possible that I have chosen the wrong tablets? I don't know if it's important but I have PCOS. I will add that the abdomen has increased a lot since the beginning of the puerperium. I had practically flat and now like a balloon. Please answer, I no longer have the strength