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Comparing Levitra vs Viagra

View side-by-side comparisons of medication uses, ratings, cost, side effects and interactions.
Levitra Remove Levitra from your drug comparison	Viagra Remove Viagra from your drug comparison	Add another drug to compare

Levitra vardenafil

Viagra sildenafil

Prescribed for Erectile Dysfunction. Levitra may also be used for purposes not listed in this medication guide.

Viagra is used to treat erectile dysfunction (ED), but will not have any effect in the absence of sexual stimulation. A headache, stomach upsets, and flushing are the main side effects. Prescribed... View more

Prescription only

Ratings & Reviews

View all 131 reviews

View all 222 reviews

Drug Class

Impotence agents

Impotence agents

Side Effects

Common side effects include: headache, and flushing.

See the full Levitra side effects document.

Common side effects include: dyspepsia, headache, visual disturbance, and flushing.

See the full Viagra side effects document.

Pricing and Coupons

* Prices are without insurance

Quantity	2 tablet
Dosage	20 mg
Per Unit^*	$15.66
Cost^*	$31.31

View all Levitra prices and generic prices

Quantity	2 tablet
Dosage	100 mg
Per Unit^*	$82.20
Cost^*	$164.39

View all Viagra prices and generic prices

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Generic Availability

Yes

Dosage Form(s) Available

Oral tablet

Oral tablet

Brand Names

Other vardenafil brands include: Staxyn Other sildenafil brands include: Revatio

Half Life

The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value.

5 hours

4 hours

CSA Schedule**

View glossary of terms.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Pregnancy Category

Category B No proven risk in humans

See the full Pregnancy Warnings document.

Category B No proven risk in humans

See the full Pregnancy Warnings document.

FDA Alerts

FDA Alerts (3)

FDA Alerts (15)

Drug Interactions

A total of 434 drugs are known to interact with Levitra:

71 major drug interactions (231 brand and generic names)
360 moderate drug interactions (1209 brand and generic names)
3 minor drug interactions (8 brand and generic names)

A total of 297 drugs are known to interact with Viagra:

31 major drug interactions (117 brand and generic names)
262 moderate drug interactions (837 brand and generic names)
4 minor drug interactions (42 brand and generic names)

Alcohol/Food/Lifestyle Interactions

Grapefruit juice may increase the blood levels of certain medications such as vardenafil. You may... View more
Vardenafil can lower blood pressure, and combining it with alcohol may further increase this... View more

If you are receiving therapy with sildenafil you should avoid the regular consumption of large... View more
Sildenafil can lower blood pressure, and combining it with alcohol may further increase this... View more

Disease Interactions

First Approval Date

August 19, 2003

March 27, 1998

WADA Class

View World Anti-Doping Agency classifications.

N/A

More Information

** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer