Avodart vs Propecia: side-by-side comparison
Avodart (Dutasteride) and Propecia (Finasteride) both belong to the Alopécie androgénétique class. They share clinical context but use different active ingredients. The choice between them depends on mechanism nuances, side-effect profile and individual response.
| Property | Avodart | Propecia |
|---|---|---|
| Active ingredient | Dutasteride | Finasteride |
| Manufacturer | GlaxoSmithKline | Merck |
| Class | Alopécie androgénétique | Alopécie androgénétique |
| Strengths | 0.5mg | 1mg |
| Forms | capsule | tablet |
What's the same
Avodart and Propecia both belong to the Alopécie androgénétique class and are used for partially overlapping indications. The active ingredients — Dutasteride vs Finasteride — share the same therapeutic approach, so many safety and management points carry across both.
Key differences
Meaningful differences are in active ingredient (Dutasteride vs Finasteride), strengths (0.5mg vs 1mg), forms (capsule vs tablet), and the mechanism, half-life and side-effect nuances that distinguish members of the class.
Mechanism and action
Avodart: Avodart inhibe les deux isoformes de la 5α-réductase, l'enzyme qui convertit la testostérone en dihydrotestostérone (DHT). Propecia: La DHT, produite à partir de la testostérone par la 5-alpha-réductase, entraîne la miniaturisation des follicules pileux du cuir chevelu chez les hommes génétiquement prédisposés, raccourcissant progressivement les phase…
When Avodart is preferred
Avodart est autorisé dans le traitement de l'hypertrophie bénigne de la prostate symptomatique modérée à sévère, seul ou en association à l'alpha-bloquant tamsulosine.
When Propecia is preferred
Propecia est autorisé dans le traitement de l'alopécie androgénétique masculine chez l'homme de 18 à 41 ans.
Questions fréquentes
Is Avodart or Propecia better? ▾
There is no single answer. Avodart and Propecia both belong to the Alopécie androgénétique class but differ in mechanism nuances, half-life and side-effect profile. Preference depends on the patient, the prescriber and prior response to other therapies.
Can I switch from Avodart to Propecia? ▾
Switching within the Alopécie androgénétique class is done under supervision, typically using equivalent doses and a follow-up period to confirm response and tolerance. It is not a self-directed decision.
Do Avodart and Propecia have the same side effects? ▾
They share many of the Alopécie androgénétique class side effects, with differences from mechanism and dose. Each medication's prescribing information lists specifics.
More Avodart comparisons
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