My gf had sex on30th march 2017 she took I pill after 48 hrs but now we did pregnancy kit test yesterday which was positive we are not married we both are 27 years old we are mbbs graduate we are not married because of cast problem she is suffering from chronic renal failure she is taking envas2. 5 we want to do abortion .plz suggest method of termination can we use mifepristone misoprostol tablet.