Evista vs Viagra Professional: side-by-side comparison
Evista (Hormones et contraception) and Viagra Professional (Dysfonction érectile) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Evista | Viagra Professional |
|---|---|---|
| Active ingredient | Raloxifene | Sildenafil Citrate |
| Manufacturer | Eli Lilly | Pfizer |
| Class | Hormones et contraception | Dysfonction érectile |
| Strengths | 60mg | 100mg |
| Forms | tablet | sublingual tablet |
What's the same
Evista 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
Evista belongs to Hormones et contraception while Viagra Professional belongs to Dysfonction érectile. 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
Evista: Le raloxifène se lie aux récepteurs des estrogènes et produit des effets sélectifs selon les tissus : une activité agoniste estrogénique dans l'os (préservant la densité minérale osseuse) et sur le métabolisme lipidique… Viagra Professional: Le citrate de sildénafil inhibe la PDE5, ce qui permet au GMP cyclique produit lors de l'excitation sexuelle de s'accumuler dans le tissu pénien, relâchant le muscle lisse des artères péniennes et augmentant l'afflux san…
When Evista is preferred
Evista est autorisé dans la prévention et le traitement de l'ostéoporose post-ménopausique, ainsi que dans la réduction du risque de cancer du sein invasif chez la femme ménopausée à risque accru.
When Viagra Professional is preferred
Viagra Professional s'adresse à l'homme adulte présentant une dysfonction érectile.
Questions fréquentes
Is Evista or Viagra Professional better? ▾
Evista 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 Evista to Viagra Professional? ▾
Switching between Evista 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 Evista 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 Evista 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.