itching private part!

Hello po ask q lang bakit ganon laging makati ung pempem q as in sarap kamutin kaso d q ginagawa kasi bka masugat eh..lagi nman po aq naghuhugas everytime weweee..im 25weeks ? po..napansin qo rin na minsan my white to light yellow discharge aq pero walang unpleasant odor..ano po b ito? Cno po naka experienced nito?? Ano po b pwede igamot na pede sa buntis?? Salamat po sa sagot..