Comparing Sildenafil vs Vardenafil
| Sildenafil | Vardenafil |
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| Sildenafil | Vardenafil |
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Prescription only
Sildenafil is used to treat erectile dysfunction (ED) and to reduce blood pressure in pulmonary arterial hypertension (PAH). It is taken when needed for ED and daily for PAH. A headache, stomach... View more |
Prescription only
Prescribed for Erectile Dysfunction. Vardenafil may also be used for purposes not listed in this medication guide. |
Related suggestions Erectile Dysfunction
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| More about Sildenafil | More about Vardenafil | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Sildenafil has an average rating of 8.3 out of 10 from a total of 499 ratings on Drugs.com. 79% of reviewers reported a positive effect, while 12% reported a negative effect. |
Vardenafil has an average rating of 7.9 out of 10 from a total of 171 ratings on Drugs.com. 73% of reviewers reported a positive effect, while 11% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Sildenafil side effects |
View all Vardenafil side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Sildenafil prices |
View all Vardenafil prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Revatio, Viagra |
N/A |
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| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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4 hours |
5 hours |
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| CSA Schedule 1 View glossary of CSA terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | |||||||||||||||||
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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. |
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| Drug Interactions | |||||||||||||||||
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A total of 367 drugs are known to interact with Sildenafil:
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A total of 506 drugs are known to interact with Vardenafil:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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March 27, 1998 |
August 19, 2003 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient Resources | |||||||||||||||||
| Professional Resources | |||||||||||||||||
| Related Treatment Guide | |||||||||||||||||
1 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.