tussin C.f. Okay??

Okay So I found out at 11wks and 5days that i had acute bronchitis and all the doc gave me was an inhaler...so i asked bout what other stuff I could take for it and she says robutussin so I go to the drug store to pick up my inhaler n a thing of robutussin take up and ask the last at the cash register if this was the right one so she grabs pharmacist and the pharmacist recommended me the non drowsy tussin c.f. and yes I told her I was pregnant