There is fluid in the femoral head i.e. hip joint effusion, taking synovitis granules can play a supplementary therapeutic role, but has no role in curing femoral head effusion. Hip joint effusion may be physiological, or it may be caused by synovitis, joint wear and tear, trauma, femoral head necrosis and other pathologic factors. Physiologic ones usually do not need special treatment if there is no hip pain. If it is caused by osteochondritis, trauma, joint wear and tear, it needs joint rest to reduce weight bearing, anti-inflammatory and analgesic treatment. Femoral head necrosis needs surgery and other treatments. Synovitis granules have the effect of activating blood circulation, clearing heat and inducing dampness. It is used for acute and chronic synovitis, after knee joint surgery. Therefore, it is used for hip joint effusion with certain auxiliary therapeutic effect. The adverse reactions and contraindications of this product are not clear. It should be used in accordance with medical advice. The presence of hip joint effusion should actively seek medical treatment, under the guidance of the doctor to clarify the cause of the disease, standardized treatment.