Cold and Flu Granules and Banlangen can be drunk together. Banlangen granules can provide antiviral and pharyngeal benefits, and are used for symptoms such as sore throat, cough and dry throat. Cold & Flu is a compound preparation containing chlorpheniramine maleate, acetaminophen and other medications to relieve headache, runny nose, cough and other symptoms. The two can be drunk together, but it is usually not necessary to drink them together. This is because of the adverse reactions that can easily be caused if the combination is not properly done. The main adverse effects of Cold & Flu Granules include occasional rash, hives, drug fever, and granulocytopenia, but also sleepiness, drowsiness, thirst, and weakness. Long-term use can also lead to liver and kidney damage. It should be contraindicated in people with liver and kidney insufficiency and those who are allergic to the ingredients. The adverse reactions and contraindications of oral Banlangen Granules are not clear, if used with other drugs, it should be taken after consulting a professional doctor. Cold and Flu Granules and Banlangen can be drunk together, but it is not recommended. You can choose either one of them to avoid the above unnecessary adverse reactions when taking them together. Before taking the two drugs need to consult a professional doctor, according to their own situation to decide whether they need to take together, follow the doctor’s instructions.