Eye bags after staying up late can be eliminated by avoiding staying up late and drinking water before going to bed, applying hot compresses and massages, and using eye creams. 1. Avoid staying up late and drinking water before going to bed: staying up late and drinking too much water before going to bed can cause bags under the eyes, so we should get enough sleep, try to avoid staying up late, and drink as little water as possible before going to bed, to avoid causing the above symptoms. 2. Hot compresses and massages: You can use warm towels to apply hot compresses, or carry out appropriate face or eye massages to promote blood circulation in the face and eyes, so as to achieve the purpose of eliminating under-eye bags. 3. Use of eye creams: you can choose the appropriate eye cream for your skin type for local application, may also have a certain effect on the elimination of under-eye bags. If the symptoms are obvious or persist without improvement, you may further consult the hospital.