<s>[INST] Hi, may I answer your health queries right now ?  Please type your query i am 27 year old female.  i had unprotected sex on october 17, 2010. i am on Krimson 35  one tablet daily for my PCOD treatment. i am feeling nauseated and gasy for the last two days. i am also taking Minoz OD 100 mg one tablet daily for my acne problems.  can i get pregnant with krimson 35 contraceptive pills [/INST] The failure rate of oral contraceptive pills is 6℅.Yes there's chance of getting pregnant. If you have missed your periods ,you may do an Urine pregnancy test </s>