During pregnancy, especially within the first 3 months of pregnancy, many organs of the fetus are not well developed, if a cold occurs, it is best not to drink 999 Cold & Flu, although this drug does not clearly state that it will have an adverse effect on the fetus, but do not try to use the drug during pregnancy from the eugenics point of view, if there is a slight cold, runny nose, coughing symptoms can be relieved by drinking plenty of water and resting more. Most colds are viral and can be cured within 1 week, so try not to use medicine. If the cold is serious, you can take some Banlangen, or in time to seek medical advice, under the guidance of the doctor to use medication.