The generic name is alprazolam tablets, which can be used for sedation and hypnosis, anti-anxiety, antidepressant, and the dosage varies for different diseases, which will produce certain adverse reactions. 1. Sedation and hypnosis: For adults with sleep disorders, the usual dosage is 0.4-0.8mg/times, taken at bedtime. Long-term use of the drug should be avoided to avoid addiction. 2. Anti-anxiety: for adults with anxiety disorders, the initial dose is 0.4mg/times, 3 times a day, the dosage should be gradually increased as needed, the maximum limit is not more than 4 mg a day. 3. Anti-panic: for adult patients with anxiety disorders accompanied by panic, 0.4 mg / times, 3 times a day, the dosage is gradually increased according to need, the maximum daily limit does not exceed 10 mg. It should be noted that after the use of the drug may appear drowsiness, hallucinations, dry mouth, addiction and other adverse reactions. children under 18 years of age, the dosage has not been specified, should be used with caution. Use with caution in patients with psychotic depression. Use with caution in people who work at heights, drivers, and fine work. Patients need to use the drug under the guidance of a doctor, avoid self-use.