There is no fastest way to recover from a sprained knee, mainly for the severity of the sprain, to take general treatment, local physiotherapy, medication and other methods. 1. General treatment: If the knee sprain is not very serious, first of all, we should live in time to pay attention to rest, and avoid activities, otherwise it is easy to cause secondary injuries, usually after a few days of rest, the symptoms will gradually ease. You can also take local cold compresses in the early days after the sprain, and hot compresses at a later stage to promote recovery. 2. Local physical therapy: after the knee sprain, if the swelling is more serious, can be taken after 72 hours, infrared electric physical therapy and other methods, can promote blood circulation, promote recovery. 3. medication: if the pain after the sprain is more obvious, you can follow the doctor’s instructions oral non-steroidal anti-inflammatory drugs, such as diclofenac sodium, ibuprofen, and with the oral blood pain capsules, blood-relieving tablets and other drugs. Knee sprains must be timely consultation, with the doctor to take treatment, do not take care of yourself.