Alcohol swabs are valid for 24 hours after opening, including alcohol swabs are also valid within 24 hours, alcohol swabs can be used for local superficial abrasions, alcohol swabs for wounds can play a disinfection role to prevent wound infection. The wound will have a faint red color during the recovery period, do not worry, this is a normal performance, the wound will slowly recover over time, the color will gradually become lighter. But during this period, we should pay attention to avoid direct sunlight, avoid eating chili, drinking alcohol and other stimulating food, to temporarily stop the application of cosmetics, skin care products will recover faster. Medical swabs are sterilization-grade products, used directly to treat wounds, so the expiration date of alcohol swabs must be clear.