Can metformin make you ovulate earlier than suppose to? 2 months of regular periods. unprotected sex on day 9 of cycle? pregnancy a possibility?

Maybe,: Metformin can help for women that have irregular periods or irregular ovulation from polycystic ovarian syndrome. Metformin can make women ovulate who previously were not ovulating much. But, for you, if you are having regular periods, it probably won't make you ovulate sooner. If you had unprotected sex on day 9 of your cycle, you definitely could get pregnant. Sperm live for 72 hours inside.