my son has been getting a cold since last night. im thinking h is teething. i snd hubby to get some moltrin. i knew thy might not hav it so i told him to bring ibuprophen (gnric brand) he brought infant advil i have never given it to my kids, i been calling his doctor to see if its ok but they dont answer left a messege and nothing. is it ok if i give my 8 month old infant advil?