 [ Symptoms ] my childs temperature always runs higher 99 8 or higher @ all times of the day with a temporal scanner thermometer my childs temperature always runs higher 99 8 or higher all times of the day with a temporal scanner thermometer than any other way of taking his temperature under his arm or rectal all run normal not sure this is normal and does he or does he not have a temperature [ Disease ] as you may have read on the label dimetapp is not to be used in children under age six thus you should not give it to your child unless your pediatrician tells you it is ok you may also wish to ask your pharmacist about this i can think of several situations in which it could be all right to give dimetapp to a five year old but i cannot go into them on this public forum for one thing i know nothing about your child and hisher medical history your pharmacist however can give you accurate information about whether or not an over the counter cough and cold remedy would be appropriate for your child wishing you well