Yes you can get pregnant while on pill though if you are taking it accordingly, the chance is least likely as the relability of pills is about 99%.
However it is true that there are things that lessen the effect of the pills such as having diarrhoea
taking certain antiepilepsy drugs, including Epanutin (phenytoin
) and Tegretol (carbamazepine
) , taking antibiotics – notably those used for fungus infections and tuberculosis
(TB), but also commonly prescribed antibiotics like tetracyclines and Amoxil and some herbal medicines.
You can tell you are pregnant by doing test. You need to be aware of the difference of menstrual bleeding with the other bleeding which can happen during pregnancy