What should I do if I feel nauseous and have an upset stomach when I have a cold?
Nausea and retching are gastrointestinal symptoms potentially caused by the common cold. So, what should one do when experiencing nausea and retching due to a cold? Below, we address this question.

What to Do When Experiencing Nausea and Retching Due to a Cold
Gastrointestinal-type cold (also known as “stomach flu”) is a distinct subtype of the common cold. Patients with this condition commonly experience nausea and vomiting. The common cold is a viral infection that primarily enters the body via the respiratory tract. Once inside, the virus enters the bloodstream and disseminates systemically. Certain viruses cause particularly pronounced damage to the gastrointestinal tract, leading to prominent GI symptoms such as nausea, vomiting, abdominal pain, or diarrhea. In most cases, these symptoms resolve spontaneously as the cold improves—typically within about one week. However, if symptoms persist beyond this period, consultation with a gastroenterologist is recommended to rule out other gastrointestinal disorders.
For patients with cold-related nausea and vomiting, over-the-counter antiviral or symptomatic cold medications may be taken orally. Examples include Sanjiu Cold Granules, Bupleurum Decoction Granules, and Cold Soft Capsules.
The primary treatment strategy for gastrointestinal-type cold centers on rest, supplemented by symptomatic and supportive care. Antibiotics are generally unnecessary unless a concurrent bacterial infection is confirmed. For marked gastrointestinal symptoms, antibiotics such as ciprofloxacin or josamycin may be considered, along with appropriate use of Huoxiang Zhengqi Water (a traditional Chinese herbal preparation). In cases of severe dehydration or electrolyte imbalance, intravenous fluid therapy is required to restore and maintain fluid and electrolyte homeostasis.
The above outlines the reasons behind nausea and retching associated with the common cold. We hope this information proves helpful to you.