Positive test, whats next?

Heyyy guys!! So I got 3 positive test lastnight. My last cycle was jan 14th. This would be my first child & it was planned .. I am so excited to start this journey!!!!!! What are my next steps? I know to cal my dr, Im doing that soon as they open lol. But what are good prenatals? When should i start taking them? Anything else I should know?!