Prometrium vs Viagra Professional: side-by-side comparison
Prometrium (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 | Prometrium | Viagra Professional |
|---|---|---|
| Active ingredient | Progesterone | Sildenafil Citrate |
| Manufacturer | Catalent / Virtus | Pfizer |
| Class | Hormones et contraception | Dysfonction érectile |
| Strengths | 100mg, 200mg | 100mg |
| Forms | capsule | sublingual tablet |
What's the same
Prometrium 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
Prometrium 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
Prometrium: La progestérone contenue dans Prometrium se lie aux récepteurs de la progestérone et module l'expression génique dans les tissus reproducteurs et d'autres tissus. 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 Prometrium is preferred
Prometrium est autorisé dans la protection de l'endomètre chez la femme ménopausée recevant un estrogène, dans l'aménorrhée secondaire et dans certaines indications d'assistance médicale à la procréation.
When Viagra Professional is preferred
Viagra Professional s'adresse à l'homme adulte présentant une dysfonction érectile.
Questions fréquentes
Is Prometrium or Viagra Professional better? ▾
Prometrium 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 Prometrium to Viagra Professional? ▾
Switching between Prometrium 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 Prometrium 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 Prometrium 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.