You can drink ginger boiled water in the first trimester, but you can't drink tea. Ginger is mild and nontoxic. Pregnant women can safely eat. You can also drink ginger boiled water at the beginning of a cold to strengthen your disease resistance. If the symptoms are relieved after taking Jiang Shui, you should take more rest. If the symptoms are not relieved, you can add traditional Chinese medicine for external treatment, and try not to use western medicine, because western medicine has more side effects.