Crestor vs Lasix: side-by-side comparison
Crestor (Médicaments cardiovasculaires) and Lasix (Diurétiques) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Crestor | Lasix |
|---|---|---|
| Active ingredient | Rosuvastatin | Furosemide |
| Manufacturer | AstraZeneca | Sanofi |
| Class | Médicaments cardiovasculaires | Diurétiques |
| Strengths | 5mg, 10mg, 20mg, 40mg | 20mg, 40mg, 100mg |
| Forms | tablet | tablet |
What's the same
Crestor and Lasix 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
Crestor belongs to Médicaments cardiovasculaires while Lasix belongs to Diurétiques. 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
Crestor: La rosuvastatine inhibe de façon compétitive l'HMG-CoA réductase, enzyme limitante de la synthèse hépatique du cholestérol. Lasix: Lasix agit au niveau de l'anse de Henle, où il bloque le cotransporteur NKCC2 qui réabsorbe normalement le sodium, le chlore et le potassium depuis l'urine vers la circulation sanguine.
When Crestor is preferred
Crestor est autorisé chez l'adulte dans le traitement de l'hypercholestérolémie primaire et de la dyslipidémie mixte, dans la prévention des événements cardiovasculaires chez les patients à risque élevé et en prévention secondaire.
When Lasix is preferred
Lasix est autorisé dans la surcharge hydrosodée liée à l'insuffisance cardiaque, à la maladie rénale chronique et à la cirrhose (avec ou sans ascite), ainsi que dans l'œdème aigu du poumon.
Questions fréquentes
Is Crestor or Lasix better? ▾
Crestor and Lasix 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 Crestor to Lasix? ▾
Switching between Crestor and Lasix 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 Crestor and Lasix 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 Crestor 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.