Ativan vs Lexapro: side-by-side comparison
Ativan (Anxiolytiques) and Lexapro (Antidépresseurs) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Ativan | Lexapro |
|---|---|---|
| Active ingredient | Lorazepam | Escitalopram |
| Manufacturer | Pfizer | Forest/Allergan |
| Class | Anxiolytiques | Antidépresseurs |
| Strengths | 0.5mg, 1mg, 2mg | 5mg, 10mg, 20mg |
| Forms | tablet, oral concentrate, injection | tablet |
What's the same
Ativan and Lexapro are used in very different patients, and the points in common are limited. The main shared element is that both meet regulatory standards for efficacy and safety and benefit from pharmacist oversight.
Key differences
Ativan belongs to Anxiolytiques while Lexapro belongs to Antidépresseurs. Indications, mechanisms and target populations differ. The comparison is most useful when a clinician has mentioned both medications and the patient wants to understand where each fits.
Mechanism and action
Ativan: Le lorazépam se lie au site benzodiazépine du récepteur GABA-A et renforce de façon allostérique la conductance chlorure inhibitrice. Lexapro: Lexapro agit en inhibant sélectivement le transporteur de recapture de la sérotonine (SERT) au niveau de la synapse, augmentant la disponibilité de la sérotonine pour les récepteurs postsynaptiques.
When Ativan is preferred
Ativan est autorisé chez l'adulte dans la prise en charge de courte durée des troubles anxieux et de l'insomnie liée à l'anxiété.
When Lexapro is preferred
Lexapro est autorisé dans la dépression caractérisée et le trouble anxieux généralisé chez l'adulte, ainsi que chez l'adolescent à partir de 12 ans pour la dépression.
Questions fréquentes
Is Ativan or Lexapro better? ▾
Ativan and Lexapro are not interchangeable — they treat different conditions. Asking which is "better" is meaningful only when a clinician has weighed both for the same specific clinical scenario.
Can I switch from Ativan to Lexapro? ▾
Switching between Ativan and Lexapro is rarely an appropriate decision since they belong to different classes and treat different conditions. The real question is usually whether the diagnosis calls for one medication or the other — which the prescriber resolves.
Do Ativan and Lexapro have the same side effects? ▾
No — they belong to different classes and have distinct side-effect profiles. Each medication has its own prescribing information.
More Ativan comparisons
Les informations publiées sur ce site sont fournies à titre documentaire et pédagogique. Elles ne remplacent pas l'avis d'un professionnel de santé qualifié.