Drugs used to treat knee pain include: 1, anti-inflammatory painkillers: such as Fenbid, Ereximab, Celebrex, etc.. Fast-acting, relatively safe, but gastrointestinal side effects, with a history of gastric ulcer is prohibited; 2, opioid painkillers: such as tramadol, fast-acting, effective, but addictive, commonly used in clinical anti-inflammatory painkillers are ineffective or gastrointestinal discomfort patients; 3, proprietary Chinese medicine: including blood circulation and blood stasis medicine (safflower oil, healing spirit capsule), soothe the meridians and activate the meridians (active oil, active pain capsule), wind and dampness removal medicine ( (Tongjiao Su Runjiang capsule, Chasing Wind and Bone capsule), and Bone Health capsule, etc. The specific medication should be combined with clinical practice and guided by the doctor’s interview.