Compare Viagra vs. Cialis
Head-to-head comparisons of medication uses, side effects, ratings, and more.
Helps you get aroused and achieve an erection/orgasm.
Viagra (sildenafil) is an effective, first-choice treatment for erectile dysfunction. However, you need to take Viagra (sildenafil) at least 30 minutes before having sex, so the lack of spontaneity may not work for some people.
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3.7/ 5 average rating with 843 reviewsforViagra
Helps you get aroused and achieve an erection/orgasm.
Cialis (tadalafil) is very effective and is the only medication in its class that treats both erectile dysfunction and enlarged prostate symptoms. You can also take it on a regular basis, which can allow for more spontaneity, but it can be expensive.
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3.6/ 5 average rating with 606 reviewsforCialis
Upsides
- Viagra (sildenafil) is the first-choice medication for treating erectile dysfunction.
- Viagra (sildenafil) does not have to be taken everyday, it can be taken when you need it.
- Cialis (tadalafil) is the first-choice medication for treating erectile dysfunction.
- Cialis (tadalafil) can be taken either as needed, or on a regular basis (which allows you to be more spontaneous before sex).
- Cialis (tadalafil) has longer lasting effects than Viagra.
Downsides
- Viagra (sildenafil) can't be taken if you've had a heart attack in the past 3 months, or stroke or heart failure in the past 6 months.
- Viagra (sildenafil) can cause flushing, headache and dizziness, or sudden hearing and vision changes.
- You can't use Viagra (sildenafil) if you've recently taken nitrates like Isordil, Imdur, or nitroglycerin (Nitro-BID, Nitro-Dur, Nitrostat).
- You can't take Cialis (tadalafil) if you've had a heart attack in the past 3 months, or stroke or heart failure in the past 6 months.
- Cialis (tadalafil) is only available as brand name, so it can be expensive.
- If you're older than age 65, you might have more side effects.
- Can't use Cialis (tadalafil) if you've recently taken nitrates like Isordil, Imdur, or nitroglycerin (Nitro-BID, Nitro-Dur, Nitrostat).
Used for
Dosage forms
- Pill
- Pill
Price
Lowest price
$13.90
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$146.02
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Reviews
843 reviews so far
67%
saidit'sworth it
51%
saiditworked well
16%
saidit'sa big hassle
Have you used Viagra (sildenafil)?
Leave a review606 reviews so far
66%
saidit'sworth it
46%
saiditworked well
14%
saidit'sa big hassle
Have you used Cialis (tadalafil)?
Leave a reviewSide effects
9possible side effects
- Headache16%
- Flushing10%
- Indigestion7%
- Nasal Congestion4%
- Urinary Tract Infection3%
- Abnormal Vision3%
- Diarrhea3%
- Dizziness2%
- Rash2%
Risks and risk factors
- Heart attack or stroke
- Having a heart attack, stroke, or rhythm problem in your heart in the last 6 months
- Prolonged erection
- Vision changes
- Men over 50 years of age
- Hearing loss
- Low blood pressure
- Taking alpha blockers
- Taking medications for high blood pressure
- Drinking alcohol
- Heart disease
- Prolonged erection
- Vision changes
- Low blood pressure
- Taking alpha blockers
- Taking medications for high blood pressure
- Drinking alcohol
- Hearing loss