Cold and flu body weakness can be treated with general treatment and medication. 1. General treatment: pay attention to appropriate rest, appearing weakness symptoms, bed rest. For those who are addicted to smoking and alcohol, it is recommended to quit smoking and alcohol. Diet should be light. 2. Medication: For those who have gastrointestinal discomfort and vomiting, supplemental fluids can be given. With nasal congestion, sneezing, runny nose and other symptoms, it is recommended to use ephedrine, loratadine, cetirizine and other drugs for treatment. Patients with fever and generalized muscle aches and pains may use antipyretic and analgesic medications, such as acetaminophen. Cold body weakness patients who continue to not get better, it is recommended to go to the hospital in a timely manner, there are some differences between individuals, drugs are recommended to be used under the guidance of a doctor.