Vinpocetine can be taken before or after meals, as directed by the doctor. Vinblastine is mainly suitable for the treatment of atrophic gastritis and esophageal epithelial hyperplasia. It is not specified in the instructions, but can be taken before or after meals. Vinpocetine is contraindicated in patients who are allergic to the product. There are no known adverse reactions to the drug, but 30 minutes after administration, the user’s urine can be fluorescent yellow-green, but this is the normal color of the drug. The specific use of vinblastine should be carried out under the guidance of a specialist, and should not be used without authorization to avoid adverse consequences.