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The combination pills are known to cause nausea;vomiting;depression;skin rash
as few side effects in some females so in your case it may be true that because you have been taking the pills since quite some time and the IBS
symptoms are also worsened I would advise you to consult your doctor and stop these pills.Try some other contraception
if you feel necessary.A break from the pills will give the correct idea whether you have these symptoms of anxiety
due to pills side effect or it is due to some other reason.Please stop the pills with the advice of your doctor.