pain in head possible anuersym plz help!!!!?

Im 24 im pregnant and im not overweight my bp is normal lately ive had headaches at my temples which feel like a sharp annoying pinch like if somethings pinching a vein or artery or like something my pop i have been drinking stuff with phenylephrine and dextromethorphan for a month for a cough i do get anxious when in pain so im assuming the worst like a anuersym what is the likely hood of that happening i had a ct scan done of my head in oct but things could have change whats the likely hood of my pain being a anuersym its been over a week and im also dizzy and off balance