Ativan vs Viagra Professional: side-by-side comparison
Ativan (Anti-anxiety Medications) and Viagra Professional (Erectile Dysfunction (ED)) 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 | Viagra Professional |
|---|---|---|
| Active ingredient | Lorazepam | Sildenafil Citrate |
| Manufacturer | Pfizer | Pfizer |
| Class | Anti-anxiety Medications | Erectile Dysfunction (ED) |
| Strengths | 0.5mg, 1mg, 2mg | 100mg |
| Forms | tablet, oral concentrate, injection | sublingual tablet |
What's the same
Ativan and Viagra Professional 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 Anti-anxiety Medications while Viagra Professional belongs to Erectile Dysfunction (ED). 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: Lorazepam binds the benzodiazepine site of the GABA-A receptor and allosterically enhances inhibitory chloride conductance. Viagra Professional: Sildenafil citrate inhibits PDE5, allowing the cyclic GMP produced during sexual arousal to accumulate in penile tissue, which relaxes the smooth muscle of the penile arteries and increases blood inflow.
When Ativan is preferred
Ativan is approved in adults for the short-term management of anxiety disorders and anxiety-related insomnia.
When Viagra Professional is preferred
Viagra Professional is intended for adult men with erectile dysfunction.
Frequently asked questions
Is Ativan or Viagra Professional better? ▾
Ativan and Viagra Professional 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 Viagra Professional? ▾
Switching between Ativan and Viagra Professional 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 Viagra Professional 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
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.