Usual Adult Dose for Anxiety:
Immediate-release tablets: 0.25 to 0.5 mg orally administered 3 times a day
-Maximum dose: 4 mg/day
Usual Adult Dose for Panic Disorder:
Immediate-release tablets: 0.5 mg orally administered 3 times a day
-Maximum dose: 10 mg/day
Extended-release tablets:
-Initial dose: 0.5 to 1 mg orally once a day
-Maintenance dose: 3 to 6 mg orally per day, preferably in the morning
-Maximum dose: 10 mg/day
Comments:
-The lowest possible effective dose should be administered and the need for continued treatment reassessed frequently.
-Dosage should be reduced gradually when discontinuing therapy or when decreasing the daily dosage.
-The daily dosage may be decreased by no more than 0.5 mg every 3 days; however, some patients may require an even slower dosage reduction.
-The dose of extended-release tablets may be increased at intervals of 3 to 4 days in increments of no more than 1 mg per day.
-The times of administration should be distributed as evenly as possible throughout the waking hours.
Usual Geriatric Dose for Anxiety:
Elderly or debilitated patients:
Immediate-release tablets: 0.25 mg orally administered 2 or 3 times a day.
Usual Geriatric Dose for Panic Disorder:
Elderly or debilitated patients:
Immediate-release tablets:
-Initial dose: 0.25 mg orally administered 2 or 3 times a day
Extended-release tablets:
-Initial dose: 0.5 mg orally once a day
Comments:
-If side effects develop, the dose may be lowered.
-The lowest possible effective dose should be administered and the need for continued treatment reassessed frequently.
-Dosage should be reduced gradually when discontinuing therapy or when decreasing the daily dosage.
 Detailed Xanax dosage information
What happens if I miss a dose?
Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of alprazolam can be fatal.
Overdose symptoms may include extreme drowsiness, confusion, muscle weakness, loss of balance or coordination, feeling light-headed, and fainting.
