Should Primolut N Be Taken Despite Stomach Pain, Bloating, Discomfort, Back Pain?

hi todays the second day that ive taken primolut n..im going on holiday friday my period was due on friday, saturday so i said to take the pills for it not to come but im feeling really bloated and discomfort plus im having stomach aches with back aches..i had an accident with my boyfriend and took some sperm drier pill i dont no the name sorry..should i carry on taking primolut?