Eshujaline, also known as dihydroergotoxine mesylate extended-release tablets, is effective in improving the blood supply to brain tissue, and is suitable for the treatment of various ischemic cerebrovascular diseases, as well as improving the various mental and behavioral abnormalities caused by senile dementia or aging. The side effects of the drug mainly manifest as nausea, vomiting, stomach discomfort as well as flushing, postural hypotension and so on. 1. Role and efficacy: dihydroergotoxine mesylate extended-release tablets, the main ingredient is dihydroergotoxine mesylate, the main effect of the drug is to promote blood circulation, improve the blood supply of cerebral tissues, applicable to cerebral arteriosclerosis, cerebral infarction and other ischemic cerebrovascular disease caused by headache, dizziness and nausea symptoms. At the same time, it can improve various abnormal manifestations caused by senile dementia or aging. 2. Side effects: Generally well tolerated, some people may experience nausea, vomiting, and digestive reactions such as stomach upset. Side effects such as flushing and postural hypotension may also occur. 3. Contraindications: Hypotension, severe bradycardia, severe cardiac insufficiency, renal insufficiency, pregnant women, and those who are allergic to the ingredients of the drug are prohibited. In order to ensure the safety and effectiveness of the medication, it is important to follow the doctor’s instructions strictly.