Drugs that may cause this effect include: many antibiotics (e.g., cephalosporins, chloramphenicol, macrolides, penicillins, tetracyclines, sulfas), aprepitant, bexarotene, bosentan, dapsone,...
Hello there.
As Codeine is a inflammatory and also from the Paracetamol family, its unlikelly it will affect the effectiveness of the birth control pills you are taking.
But if you are in...