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Author: Admin | 2025-04-28
Medically reviewed by Drugs.com. Last updated on April 2, 2024. Ativan and Xanax are both benzodiazepines used for the treatment of anxiety, and both are equally effective for this use.The differences are:Xanax has a quicker onset of effect, but a shorter duration of action (4 to 6 hours) compared with Ativan’s 8 hours.Sedative and performance-impairing effects may occur sooner with Xanax, but dissipate quicker than with Ativan.Activity of Xanax is more likely to be affected by race (people of Asian descent achieve higher concentrations and activity of Xanax lasts longer), concurrent liver or kidney disease, alcoholism and obesity, whereas Ativan is less likely to be influenced by race or age.Ativan and Xanax are usually not prescribed together.See also: Drugs.com Compare Tool - Ativan vs XanaxWhat are Ativan and Xanax?Ativan is the brand name for lorazepam and Xanax is the brand name for alprazolam.1,2 Although both drugs belong to the class of drugs known as benzodiazepines, so have a similar mechanism of action, there are structural differences between them that affect their activity in the body.Which one works quicker?Xanax is usually more quickly absorbed than Ativan with peak concentrations occurring within 1-2 hours following administration, compared to 2 hours for Ativan.1,2 Effects of Xanax last on average 4 to 6 hours although there are wide variations between individuals (see below). Effects of Ativan last approximately 8 hours, although may persist for longer in some people.1,2How much Xanax equals 1mg of Ativan?Benzodiazepine equivalency tables state that 0.5mg of alprazolam (Xanax) is approximately
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