Swelling of the knee after a fall can be treated by physical therapy, medication and other treatments to reduce swelling and reduce blood stasis. 1. Physical therapy: for knee swelling caused by a fall, you can take ice packs for local ice, can play a swelling, pain effect; in the 48 hours after the fall, you can take the way of hot compresses to deal with, also helps to eliminate the swelling. 2. medication: patients can also go to the hospital in time for examination, and follow the doctor’s instructions for the application of Yunnan Baiyao, safflower oil and other drugs for treatment, can play a role in reducing swelling and removing blood stasis. If there is any adverse reaction such as itching after the use of medication, you must consult a doctor in time. Swelling and bruising after a fall on the knee, you should go to the hospital in time, and follow the doctor’s instructions to use medication, do not use medication privately, so as not to delay the condition.