Pregnant women are a special group of people, and many medicines are contraindicated at this time. So when there is a cold and fever, you must go to the hospital for blood tests to do the relevant examinations, make a clear diagnosis and use medication under the guidance of a physician. Pregnant women with colds can go to the hospital for routine blood tests. Pregnant women with influenza are prone to develop into severe influenza, and if there is an influenza epidemic in the area, tests for influenza A/B virus antigens should be performed at the same time. If the blood count is normal, only a slight fever, runny nose and cold, it may be related to cold, so you can drink cold and flu pellets; if the white blood cells are not high or even reduced, but the proportion of lymphocytes is increased, it suggests a viral infection; an increased white blood cell count or neutrophilia suggests a bacterial infection. For viral infection, firstly, you can take oral anti-viral oral solution, Shuanghuanglian oral solution, Chaihu oral solution, Pu Di Lan oral solution, etc. If it is influenza, you can take oseltamivir antiviral treatment; if it is bacterial infection, you can apply antibacterial agent. Pregnant women need to be more cautious with medication during the first trimester, and try to choose proprietary Chinese medicines that are not contraindicated. For specific medication and dosage, you should visit a hospital for a face-to-face consultation and use the medication under the guidance of a doctor. Fever is a relatively common symptom, and since pregnant women are a special group of people, it is important to choose antipyretic drugs that have no obvious contraindications. In addition, you should also pay attention to drink more water, eat more fresh fruits and vegetables, avoid spicy stimuli, pay more attention to rest, and enhance the immunity and resistance of the body.