Yes, the patient with Lupus can get sicker with commom cold.Adenovirus has an adverse effect on the respiratory diseases. If you get infected with both the germs your condition will indeed get worse.
This question is from the website http://www.stomachflusymptoms.net. I am sharing it for those of us who have this cold/flu going on. Of course, please consult your heathcare provider because they are the ones familiar with you and your disease process. I am not a doctor, so please use this as informational only.