Norvasc vs Yaz: side-by-side comparison
Norvasc (Médicaments cardiovasculaires) and Yaz (Hormones et contraception) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Norvasc | Yaz |
|---|---|---|
| Active ingredient | Amlodipine | Drospirenone |
| Manufacturer | Pfizer | Bayer |
| Class | Médicaments cardiovasculaires | Hormones et contraception |
| Strengths | 2.5mg, 5mg, 10mg | 3mg/0.02mg |
| Forms | tablet | tablet |
What's the same
Norvasc and Yaz 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
Norvasc belongs to Médicaments cardiovasculaires while Yaz belongs to Hormones et contraception. 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
Norvasc: L'amlodipine bloque sélectivement les canaux calciques de type L du muscle lisse vasculaire, réduisant l'entrée transmembranaire de calcium et produisant une vasodilatation artérielle périphérique. Yaz: Yaz prévient la grossesse par trois mécanismes : le blocage de l'ovulation (effet dominant), l'épaississement de la glaire cervicale qui gêne le passage des spermatozoïdes, et la modification de la réceptivité de l'endom…
When Norvasc is preferred
Norvasc est autorisé chez l'adulte dans le traitement de l'hypertension artérielle essentielle et de l'angor stable chronique, ainsi que dans l'angor vasospastique (de Prinzmetal).
When Yaz is preferred
Yaz est autorisé dans la contraception chez la femme adulte demandant un contraceptif oral, dans le traitement du trouble dysphorique prémenstruel et dans celui de l'acné modérée chez la femme de 14 ans et plus demandant également une contraception.
Questions fréquentes
Is Norvasc or Yaz better? ▾
Norvasc and Yaz 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 Norvasc to Yaz? ▾
Switching between Norvasc and Yaz 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 Norvasc and Yaz 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 Norvasc 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.