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ADCIRCA vs VIAGRA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 23, 2026·How we rate

Possible drug interaction. ADCIRCA and VIAGRA are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Rating

70/100
70/100

Pharmacy pays

~$4.43 /30
$0.11 /mL

Type

RX
RX

Active ingredient

TADALAFIL
SILDENAFIL CITRATE

Dosage forms

Tablet
Tablet

Drug class

Phosphodiesterase 5 Inhibitor
Phosphodiesterase 5 Inhibitor

Boxed warning

None
None

Half-life

about 17.5 hours
about 4 hours

Treats

Pulmonary Hypertension, Vasculogenic Impotence
Pulmonary Hypertension, Vasculogenic Impotence

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Frequently asked questions

Which is better-rated, Adcirca or Viagra?

Adcirca and Viagra are tied at 3.5 out of 5 by our independent rating.

What is the difference between Adcirca and Viagra?

Adcirca contains Tadalafil, while Viagra contains Sildenafil Citrate — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.