Nasal congestion from a hot cold is mainly due to a decrease in the immunity of the body and the invasion of heat, which leads to dryness and heat in the body, accompanied by nasal congestion and a runny nose. At this time, you should not eat hot food, such as spicy and stimulating food and hot pot. You can choose to take medicines that can clear heat and detoxify the body, such as Yin Qiao Detoxification Tablets, Sang Ju Cold Tablets, Shuang Huang Lian Oral Liquid, Xiao Chai Hu Granules, Compound Jin Yin Hua Granules, Antelope Qiao Detoxification Tablets, Cold and Flu Anti-inflammatory Tablets, Anti-virus Oral Liquid, Blue Scutellaria Oral Liquid and Chai Yin Oral Liquid, etc., which can dispel the heat in the body and relieve the symptoms of stuffy nose.