Comparing Cialis vs Stendra
| Cialis (tadalafil) | Stendra (avanafil) |
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| Cialis (tadalafil) | Stendra (avanafil) |
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Prescription only
Cialis is used to treat erectile dysfunction (ED) and to reduce symptoms of benign prostatic hyperplasia (BPH). One 'as needed' tablet lasts for 36 hours or Cialis is available as a lower dosage... View more |
Prescription only
Prescribed for Erectile Dysfunction. Stendra may also be used for purposes not listed in this medication guide. |
Related suggestions Erectile Dysfunction
Popular comparisons
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| More about Cialis (tadalafil) | More about Stendra (avanafil) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Cialis has an average rating of 8.6 out of 10 from a total of 554 ratings on Drugs.com. 83% of reviewers reported a positive effect, while 8% reported a negative effect. |
Stendra has an average rating of 5.7 out of 10 from a total of 60 ratings on Drugs.com. 47% of reviewers reported a positive effect, while 40% 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 Cialis side effects |
View all Stendra side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Cialis prices |
View all Stendra prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Other tadalafil brands include: Adcirca, Alyq, Chewtadzy, Tadliq |
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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17.5 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 C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 339 drugs are known to interact with Cialis:
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A total of 313 drugs are known to interact with Stendra:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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November 21, 2003 |
N/A |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
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| 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.