Stendra vs Cialis Professional: side-by-side comparison
Stendra (Avanafil) and Cialis Professional (Tadalafil) both belong to the Erectile Dysfunction (ED) 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 | Stendra | Cialis Professional |
|---|---|---|
| Active ingredient | Avanafil | Tadalafil |
| Manufacturer | Metuchen Pharmaceuticals | Eli Lilly |
| Class | Erectile Dysfunction (ED) | Erectile Dysfunction (ED) |
| Strengths | 50mg, 100mg, 200mg | 20mg |
| Forms | tablet | sublingual tablet |
What's the same
Stendra and Cialis Professional both belong to the Erectile Dysfunction (ED) class and are used for partially overlapping indications. The active ingredients — Avanafil vs Tadalafil — share the same therapeutic approach, so many safety and management points carry across both.
Key differences
Meaningful differences are in active ingredient (Avanafil vs Tadalafil), strengths (50mg, 100mg, 200mg vs 20mg), forms (tablet vs sublingual tablet), and the mechanism, half-life and side-effect nuances that distinguish members of the class.
Mechanism and action
Stendra: Avanafil selectively inhibits phosphodiesterase type 5 (PDE5) in the corpus cavernosum, increasing cGMP and enhancing nitric-oxide-mediated vasodilation in response to sexual stimulation. Cialis Professional: Tadalafil inhibits PDE5 in penile tissue and other vascular smooth muscle, allowing cyclic GMP produced during sexual arousal to accumulate, relaxing smooth muscle and increasing blood inflow.
When Stendra is preferred
Stendra is approved for erectile dysfunction in adult men.
When Cialis Professional is preferred
Cialis Professional is intended for adult men with erectile dysfunction.
Frequently asked questions
Is Stendra or Cialis Professional better? ▾
There is no single answer. Stendra and Cialis Professional both belong to the Erectile Dysfunction (ED) 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 Stendra to Cialis Professional? ▾
Switching within the Erectile Dysfunction (ED) 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 Stendra and Cialis Professional have the same side effects? ▾
They share many of the Erectile Dysfunction (ED) class side effects, with differences from mechanism and dose. Each medication's prescribing information lists specifics.
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The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.