Neurotropin is an inflammatory skin extract for cowpox vaccinated rabbits, and how many courses of treatment are usually used is not clearly defined, and needs to be decided according to the condition and so on. Cowpox vaccination rabbit inflammatory skin extract commonly used dosage forms are tablets, injection. The instructions do not specify the specific duration of treatment for this product, but in clinical practice, 1 month of continuous use is generally considered to be a course of treatment. How many courses of treatment are needed varies from person to person, and should be decided according to the degree of illness, individual physical condition, sensitivity to drugs and other factors, there is no uniform time. Cowpox Vaccination Rabbit Inflammatory Skin Extract is used for neck-shoulder-wrist syndrome, symptomatic neuralgia, itching accompanying skin disorders (eczema, dermatitis, urticaria), allergic rhinitis, coldness, numbness, pain, and abnormal perceptions in the aftermath of subacute optic nerve myelopathy (SMON). Adverse reactions to this product include allergic symptoms, feeling of stomach discomfort, nausea, regurgitation, lack of appetite, diarrhea, soft stools, stomach pain, abdominal pain, thirst, rash. It is contraindicated for those who have an allergic reaction to this drug. It should be used rationally under the guidance of a doctor.