What cold medicine can I have?

Naomi • USAF Wife! ♡ Been married for 4 years, 27 & ttc baby #2. DS is 13 months old.
I baby sat a little boy today, who was getting over a cold. I have been sneezing ever since he left and I ferl like I am getting sick. What can I take? Today is cd14, and tomorrow will be 1dpo if that's necessary info.