Plan B vs Celebrex: side-by-side comparison
Plan B (Hormones et contraception) and Celebrex (Traitements de la douleur) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Plan B | Celebrex |
|---|---|---|
| Active ingredient | Levonorgestrel | Celecoxib |
| Manufacturer | Foundation Consumer Healthcare | Pfizer |
| Class | Hormones et contraception | Traitements de la douleur |
| Strengths | 1.5mg | 50mg, 100mg, 200mg, 400mg |
| Forms | tablet | capsule |
What's the same
Plan B and Celebrex 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
Plan B belongs to Hormones et contraception while Celebrex belongs to Traitements de la douleur. 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
Plan B: Le mécanisme principal de Plan B est le retard ou le blocage de l'ovulation lorsqu'il est pris avant le pic de LH. Celebrex: Le célécoxib inhibe sélectivement la COX-2, isoforme inductible de la cyclo-oxygénase surexprimée sur les sites d'inflammation, tout en épargnant la COX-1 constitutive qui maintient l'intégrité de la muqueuse gastrique e…
When Plan B is preferred
Plan B est indiqué en contraception d'urgence après un rapport non protégé ou un échec de contraception avéré ou suspecté, chez la femme en âge de procréer.
When Celebrex is preferred
Celebrex est autorisé chez l'adulte dans le traitement de l'arthrose, de la polyarthrite rhumatoïde, de l'arthrite juvénile idiopathique (sur certains marchés), de la spondylarthrite ankylosante, de la dysménorrhée primaire et de la douleur aiguë.
Questions fréquentes
Is Plan B or Celebrex better? ▾
Plan B and Celebrex 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 Plan B to Celebrex? ▾
Switching between Plan B and Celebrex 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 Plan B and Celebrex 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 Plan B 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.