Wellbutrin vs Ativan: side-by-side comparison
Wellbutrin (Anti-Depressants) and Ativan (Anti-anxiety Medications) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Wellbutrin | Ativan |
|---|---|---|
| Active ingredient | Bupropion | Lorazepam |
| Manufacturer | GlaxoSmithKline | Pfizer |
| Class | Anti-Depressants | Anti-anxiety Medications |
| Strengths | 75mg, 100mg, 150mg, 300mg | 0.5mg, 1mg, 2mg |
| Forms | tablet | tablet, oral concentrate, injection |
What's the same
Wellbutrin and Ativan 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
Wellbutrin belongs to Anti-Depressants while Ativan belongs to Anti-anxiety Medications. 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
Wellbutrin: Wellbutrin inhibits the reuptake of norepinephrine and dopamine, with much weaker effect on serotonin. Ativan: Lorazepam binds the benzodiazepine site of the GABA-A receptor and allosterically enhances inhibitory chloride conductance.
When Wellbutrin is preferred
Wellbutrin is approved for major depressive disorder and prevention of seasonal affective disorder recurrence (Wellbutrin XL).
When Ativan is preferred
Ativan is approved in adults for the short-term management of anxiety disorders and anxiety-related insomnia.
Frequently asked questions
Is Wellbutrin or Ativan better? ▾
Wellbutrin and Ativan 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 Wellbutrin to Ativan? ▾
Switching between Wellbutrin and Ativan 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 Wellbutrin and Ativan 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 Wellbutrin comparisons
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.