Oral cold medicine can be taken during the preparation period. It is not that medicine cannot be used absolutely during the preparation period, including the pregnancy period, but it is possible to use some medicines that do not affect the fetus, or even do not affect the pregnancy. For example, you can take some Chinese medicines orally, you can take some cold pellets orally, most of the pellets belong to some Chinese medicines, you can take them orally, including the oral solution of Shuang Huang Lian, these medicines can be taken orally. It will not affect the conception or the health of the fetus. At the same time, when you have a cold, you should pay attention to warmth measures to avoid aggravating the cold. You can also drink more boiled water to increase your metabolic rate, which can help your cold to get better quickly. In more serious cases, it is necessary to go to the hospital for blood tests to determine whether there is a viral infection, and depending on the situation, some medication can be prescribed for treatment.