The full name of Rat Nerve is Rat Nerve Growth Factor, which is a commonly used neurotrophic drug, mainly able to promote the recovery of nerve damage, in the use of drugs need to pay attention to patients with allergies as far as possible to use with caution. This product can be completely dissolved after shaking with water for injection, if there is no dissolution, it can not be used, indicating that there may be impurities, quality is not qualified. Check the medicine carefully before use, if there are cracks and breaks are not able to use, so as to avoid contamination, resulting in infection or other unpredictable adverse reactions. It is also important to contact your doctor for prompt treatment if any uncomfortable symptoms occur during the use of the drug. It is absolutely contraindicated in patients who have a clear history of allergy to this product. Adverse reactions to this drug are generally not serious. Some patients may experience a transient increase in transaminases, and liver function should be monitored during administration. There may be pain at the injection site after administration, which generally does not require special treatment. If the pain is severe, it can also be treated symptomatically with painkillers for pain.