Neurontin vs Viagra Professional: side-by-side comparison
Neurontin (Médicaments neurologiques) 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 | Neurontin | Viagra Professional |
|---|---|---|
| Active ingredient | Gabapentin | Sildenafil Citrate |
| Manufacturer | Pfizer | Pfizer |
| Class | Médicaments neurologiques | Dysfonction érectile |
| Strengths | 100mg, 300mg, 400mg, 600mg, 800mg | 100mg |
| Forms | capsule, tablet, oral solution | sublingual tablet |
What's the same
Neurontin 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
Neurontin belongs to Médicaments neurologiques 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
Neurontin: La gabapentine se lie à la sous-unité auxiliaire alpha-2-delta des canaux calciques voltage-dépendants du système nerveux central, réduisant l'entrée présynaptique de calcium et la libération de neurotransmetteurs excita… 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 Neurontin is preferred
Neurontin est autorisé chez l'adulte et l'enfant à partir de 3 ans en traitement adjuvant des crises épileptiques partielles, et chez l'adulte dans la névralgie post-zostérienne.
When Viagra Professional is preferred
Viagra Professional s'adresse à l'homme adulte présentant une dysfonction érectile.
Questions fréquentes
Is Neurontin or Viagra Professional better? ▾
Neurontin 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 Neurontin to Viagra Professional? ▾
Switching between Neurontin 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 Neurontin 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 Neurontin 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.