Avodart vs Viagra Professional: side-by-side comparison
Avodart (Androgenetische Alopezie bei Männern und Frauen) and Viagra Professional (Erektile Dysfunktion (ED)) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Avodart | Viagra Professional |
|---|---|---|
| Active ingredient | Dutasteride | Sildenafil Citrate |
| Manufacturer | GlaxoSmithKline | Pfizer |
| Class | Androgenetische Alopezie bei Männern und Frauen | Erektile Dysfunktion (ED) |
| Strengths | 0.5mg | 100mg |
| Forms | capsule | sublingual tablet |
What's the same
Avodart and Viagra Professional 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
Avodart belongs to Androgenetische Alopezie bei Männern und Frauen while Viagra Professional belongs to Erektile Dysfunktion (ED). 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
Avodart: Avodart hemmt beide Isoformen der 5α-Reduktase, des Enzyms, das Testosteron in DHT umwandelt. Viagra Professional: Sildenafilcitrat hemmt die PDE5, sodass das während der sexuellen Erregung produzierte zyklische GMP im Penisgewebe akkumulieren kann, was die glatte Muskulatur der Penisarterien entspannt und den Bluteinstrom erhöht.
When Avodart is preferred
Avodart ist zur Behandlung der mittelschweren bis schweren symptomatischen benignen Prostatahyperplasie zugelassen, allein oder in Kombination mit dem Alphablocker Tamsulosin.
When Viagra Professional is preferred
Viagra Professional ist für erwachsene Männer mit erektiler Dysfunktion bestimmt.
Häufig gestellte Fragen
Is Avodart or Viagra Professional better? ▾
Avodart and Viagra Professional 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 Avodart to Viagra Professional? ▾
Switching between Avodart and Viagra Professional 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 Avodart and Viagra Professional 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 Avodart comparisons
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