Viagra Professional vs Stendra: side-by-side comparison
Viagra Professional (Sildenafil Citrate) and Stendra (Avanafil) both belong to the Dysfonction érectile class. They share clinical context but use different active ingredients. The choice between them depends on mechanism nuances, side-effect profile and individual response.
| Property | Viagra Professional | Stendra |
|---|---|---|
| Active ingredient | Sildenafil Citrate | Avanafil |
| Manufacturer | Pfizer | Metuchen Pharmaceuticals |
| Class | Dysfonction érectile | Dysfonction érectile |
| Strengths | 100mg | 50mg, 100mg, 200mg |
| Forms | sublingual tablet | tablet |
What's the same
Viagra Professional and Stendra both belong to the Dysfonction érectile class and are used for partially overlapping indications. The active ingredients — Sildenafil Citrate vs Avanafil — share the same therapeutic approach, so many safety and management points carry across both.
Key differences
Meaningful differences are in active ingredient (Sildenafil Citrate vs Avanafil), strengths (100mg vs 50mg, 100mg, 200mg), forms (sublingual tablet vs tablet), and the mechanism, half-life and side-effect nuances that distinguish members of the class.
Mechanism and action
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… Stendra: L'avanafil inhibe sélectivement la phosphodiestérase de type 5 dans le corps caverneux, ce qui augmente le GMP cyclique et amplifie la vasodilatation médiée par le monoxyde d'azote en réponse à la stimulation sexuelle.
When Viagra Professional is preferred
Viagra Professional s'adresse à l'homme adulte présentant une dysfonction érectile.
When Stendra is preferred
Stendra est autorisé dans la dysfonction érectile chez l'homme adulte.
Questions fréquentes
Is Viagra Professional or Stendra better? ▾
There is no single answer. Viagra Professional and Stendra both belong to the Dysfonction érectile class but differ in mechanism nuances, half-life and side-effect profile. Preference depends on the patient, the prescriber and prior response to other therapies.
Can I switch from Viagra Professional to Stendra? ▾
Switching within the Dysfonction érectile class is done under supervision, typically using equivalent doses and a follow-up period to confirm response and tolerance. It is not a self-directed decision.
Do Viagra Professional and Stendra have the same side effects? ▾
They share many of the Dysfonction érectile class side effects, with differences from mechanism and dose. Each medication's prescribing information lists specifics.
More Viagra Professional 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.