Fluoxetine vs Dutasteride: side-by-side comparison
Fluoxetine (Selective serotonin reuptake inhibitor (SSRI)) and Dutasteride (Dual 5α-reductase inhibitor (type 1 and type 2)) belong to different therapeutic classes and are rarely substitutes for each other. The comparison is useful when a single patient is weighing both options for adjacent or overlapping needs.
| Property | Fluoxetine | Dutasteride |
|---|---|---|
| Therapeutic class | Selective serotonin reuptake inhibitor (SSRI) | Dual 5α-reductase inhibitor (type 1 and type 2) |
| CAS | 54910-89-3 | 164656-23-9 |
| ATC | N06AB03 | G04CB02 |
| Molecular weight | 309.33 g/mol | 528.53 g/mol |
| Brands with this active ingredient | 1 | 1 |
What they share
Fluoxetine and Dutasteride share the common regulatory framework for prescription active ingredients, bioequivalence standards for generics, and pharmacist oversight. Beyond that, points in common are limited.
Key differences
Fluoxetine acts by a different mechanism than Dutasteride, with indications that barely overlap. Comparing the two is useful when a clinician has mentioned both in the same context or the patient wants to understand why one was prescribed instead of the other.
Mechanisms compared
Fluoxetine: La fluoxétine inhibe sélectivement le transporteur de recapture de la sérotonine, augmentant la disponibilité synaptique de la sérotonine. Dutasteride: Le dutastéride inhibe de façon irréversible les deux isoenzymes de la 5α-réductase, l'enzyme qui convertit la testostérone en dihydrotestostérone (DHT).
Indications compared
Fluoxetine: La fluoxétine est autorisée dans la dépression caractérisée (adulte et enfant à partir de 8 ans), le trouble obsessionnel compulsif, la boulimie nerveuse, le trouble panique et le trouble dysphorique prémenstruel. Dutasteride: Le dutastéride est autorisé dans l'hypertrophie bénigne de la prostate symptomatique, seul ou en association à la tamsulosine (Combodart) pour un meilleur soulagement des symptômes.
Safety profile
Fluoxetine: Les effets indésirables fréquents comprennent nausées, céphalées, troubles du sommeil, troubles de la fonction sexuelle et diminution de l'appétit. Dutasteride: Les effets indésirables fréquents comprennent des troubles sexuels (baisse de la libido, dysfonction érectile, troubles de l'éjaculation), une gynécomastie et une tension mammaire.
Questions fréquentes
Is Fluoxetine better than Dutasteride? ▾
Fluoxetine and Dutasteride are not "better or worse" — they treat different things. The sensible question is which fits your specific need.
Can Fluoxetine and Dutasteride be combined? ▾
Whether they can be combined depends on the indications and the interaction profile of each. If both are in a single prescription, the prescriber has weighed it; in self-medication they should never be combined.
Do they have the same side-effect profile? ▾
No — they belong to different classes and have distinct side-effect profiles. Each has its own prescribing information.
Products with Fluoxetine
Products with Dutasteride
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.