It is not harmful. This drug is a preparation of diclofenac sodium, which is a non-steroidal anti-inflammatory and analgesic drug. This drug has anti-inflammatory, pain-relieving and antipyretic effects, and can be applied to treat cervical spondylosis, lumbar disc herniation, osteoarthritis, gout, rheumatism and fever. It can be seen that this drug is more widely used and is often used in orthopedic clinics. In addition to the above diseases, moderate pain after surgery can also be used. Individual patients are allergic to these drugs, patients with weakened liver and kidney function should also be used with caution, and pregnant women are not allowed to use them. The rest of the patients do not have any problem to apply for a long time, and there is no problem to take it orally for one or two weeks.