The Effectiveness and Safety of Pharmacopuncture on Inpatients With Acute Knee Pain Caused by Traffic Accidents

Inclusion Criteria: * When the NRS (Numeric Rating Scale) of knee pain caused by a traffic accident is 5 or higher. * Patients hospitalized for traffic accident treatment. * Patients with acute pain within 14 days of experiencing knee pain due to a traffic accident. * Patients aged between 19 and 70 years old. * participants who agree to participate in clinical research and provide written test subject consent. Exclusion Criteria: * For patients diagnosed with a specific serious disease that may cause knee pain (acute fracture, dislocation, complete rupture of ligaments, etc.) * If the cause of the pain is caused by a disease other than the knee (tumor, fibromyalgia, rheumatoid arthritis, gout, lumbar disc herniation, etc.) * Cases where surgical intervention is required due to suspected acute fracture, dislocation, or ligament and cartilage damage * If there is another acute disease (stroke, myocardial infarction, kidney disease, diabetic neuropathy, dementia, epilepsy, etc.) that may interfere with the treatment effect or interpretation of results * Patients currently taking steroids, immunosuppressants, mental illness drugs, or other drugs that may affect their findings * Inadequate or unsafe medication: hemorrhagic disease, anticoagulant therapy, severe diabetic patients with risk of infection * Patients who have taken drugs that may affect pain, such as Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), or have received herbal acupuncture or physical therapy within the past week * In the case of pregnant women and in the case of planning to become pregnant or nursing * Patients within 3 months after knee surgery or if knee replacement surgery was performed * If it has been less than 1 month since participants finished participating in another clinical study, or if participants are planning to participate in another clinical study during the study participation and follow-up period within 6 months from the date of selection * If it is difficult to fill out the consent form for research participation * In cases where it is difficult for other researchers to participate in clinical research