I had sex with my gf. On 9th feb. She taken unwanted 72 with in 1 hrs. Her period date was 20 feb. But she told me as she was feeling terrible pain in her stomach . And she got her period on 20 feb only for 2 days. And pain was terrible so she consulted for doctor and doctor suggested for ultrasound and she go through for test and there was stone in her stomach. So she taking treatment. But now it is 21 march but she has not got period till now. On pressing liquid is coming out from her breast, is it because of treatment of stone or she is pregnant or other thing please answer.