Hi My Name Is Sharonda I'm 26yrs Old I Have

Hi my name is Sharonda I'm 26yrs old I have three kids and I been trying to get pregnant since 2010 and I'm still not pregnant yet I am married so the other day I brought a pill from wal mart called folic acid and I hear it helps you get pregnant because me and my husband really wants a baby tighter and I plan on taking the pill tonight so if I take the pill tonight and if I have sex tonight will I get pregnant