Red nose refers to rosacea, and there is no best treatment for rosacea. General treatment, medication, and physical therapy are recommended to improve the condition. 1. General treatment: Rosacea patients should pay attention to moisturizing and avoid excessive cleansing to prevent damage to the skin barrier; they should also avoid drinking alcohol and eating spicy food; and they should wear masks, umbrellas and hats on daily trips to prevent exposure to sunlight, which can help improve the symptoms. 2. Medication: It is recommended that patients follow the doctor’s instructions to use antibiotic drugs, such as metronidazole gel, etc., which can kill helminth mites. In addition, azelaic acid and other drugs can also be used externally as prescribed by the doctor, which can help anti-inflammatory and improve the skin lesions. 3. Physical therapy: If rosacea patients have capillary dilatation, they need to consider choosing laser treatment, whose pulsed dye laser and intense pulsed light can improve erythema, capillary dilatation, and promote the recovery of the disease. There are many ways to treat rosacea, so it is recommended that patients go to a regular hospital and cooperate with doctors for standardized treatment.