<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi, I am 35 weeks pregnant and I am coughing up green phlegm in the mornings. I am also sneezing and has some congestion. Does this mean that I have a sinus infection? Do I need to call my doctor to get an antibiotic or will it go away on its own?Thanks  <response>: Respected user, Warm welcome to Chat Doctor.come have evaluated your query thoroughly. Productive cough in pregnancy seems in relation with bacterial or viral infection of the respiratory tract. Recommendations for better recovery-Gargles with salted lukewarm water with added peppermint oil 3 times a day.- Avoid exposure to pollen dust.- Deep breathing exercises, YOGA, walking in fresh air help.- Antibiotic assistance with your doctor for faster recovery. Hope this will help you. Wishing you fine pregnancy outcome ahead. Regards. 