Symptomatic treatments such as rest and drinking plenty of water, physical treatments such as hot towel on forehead, and medications such as compound pseudoephedrine hydrochloride extended-release capsule can be given to treat colds and flu with watery nose. Viral infection is the main cause of colds, there is no effective anti-viral drugs, generally can be given the following treatment. 1. Symptomatic treatment: through rest, quit smoking, drink more water, light diet with treatment. 2. Physical therapy: If you have a runny nose after catching a cold, you can apply a hot towel to your forehead to improve the symptoms of a runny nose. 3. Medication: For the symptoms of runny nose and nasal congestion, you can use cold and flu medicines such as compound pseudoephedrine hydrochloride extended-release capsules. The common cold is a self-limiting disease, and its natural course is mostly less than 1 week. However, if the symptoms do not improve or even worsen after 1 week, then we need to be alert to the complications of cold, such as acute bronchitis, pneumonia and other complications, and we need to consult a doctor in time for diagnosis and treatment. The above drugs are recommended to be used under the guidance of a doctor.