Can i take a pregnancy test now and get an accurate result?

Stephanie
I'm supposed to start my period on the 19th. My last period I finished off my bc. Been ttc. Also I've been taking prenatal vitamins. Me and my fiance have been making love every other day. I've been real fatigued, been having pelvic pains, nausea, heartburn, cramps, gas, and have been lightheaded. I heard once you stop your bc you are extremely prone to get pregnant. Could I take a pregnancy test now and get an accurate result?