sex birth control

I just started taking 'femme-tab ed 20/100' I've had about 9 consecutive pills so far one was half an hour early and I think 2 were half an hour late but is anyone on this pill and can give some some advice on how good at birth control it is like we've been dating a year and we both always seem to have bad re actions to condoms but I'm worried about pre cum and accidentally finishing inside of me do I still have to use condoms please help