Swelling and pain in the instep after running may be caused by overwork, soft tissue injury, local inflammation and other conditions. Ointment and Fitalin both have good medicinal effects, ointment can be used to activate blood circulation and remove blood stasis, reduce swelling and pain; Fitalin can be used for anti-inflammatory and analgesic, relieving inflammation of the instep. Whether it is better to use ointment or FUTALIN varies from person to person according to the condition. Fitalin, also known as diclofenac diethylamide emulsion, is a prostaglandin synthesis inhibitor with anti-inflammatory and analgesic effects. It is used to relieve mild to moderate pain in muscles and soft tissues, mainly against aseptic inflammation. Adverse reactions include allergic or non-allergic dermatitis, angioneurotic edema, etc. Discontinue the drug immediately if adverse reactions occur. Diclofenac diethylamide emulsion is contraindicated in hypersensitivity to diclofenac diethylamide emulsion and in lactating women, and should be used with caution in hepatic and renal insufficiency. It should also be noted that it can not be used on broken or traumatized skin, and it is forbidden to contact mucous membranes such as eyes and mouth. Commonly used plasters are divided into two categories: western medicine and traditional Chinese medicine. Western medicine, such as flurbiprofen cream, is anti-inflammatory and analgesic; traditional Chinese medicine, such as analgesic cream, activates blood circulation and removes blood stasis, reduces swelling and relieves pain. Topical plasters may have allergic reactions, open wounds, avoid using, allergies, children, the elderly should be used under the guidance of a physician. If the swelling and pain of the back of the foot after running is serious or does not get better for a long time, you should go to the hospital in time to avoid blindly using drugs and delaying the condition.