Acetyl aspalathin tablets do not usually cause drowsiness in patients. Acetyl aspalathin tablets belong to the sedative-hypnotic drugs, with sedative, sleeping, analgesic effect, mainly used for the treatment of insomnia, neurasthenia, vascular headache and neurological headache and other conditions. Patients in the physician’s guidance under the correct and reasonable use of drugs, usually does not appear drowsiness phenomenon. It should be noted that individual patients may experience nausea, dry mouth and stomach discomfort after taking this drug, which usually returns to normal after reducing the dose of the drug or stopping taking it. In addition, this drug is prohibited for those who are allergic to this drug, allergic people should be cautious. The drug should be used under medical supervision. If patients experience more serious adverse reactions after taking this drug, it is recommended to seek prompt medical attention.