4.9/ 7 average rating with 606 reviewsforCialis

Cialis
Alternatives

(tadalafil)

Cialis (tadalafil)

Prescription only

Viagra (sildenafil)

Prescription only
1 of 2 alternatives
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.

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.

Upsides
  • 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.
  • 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.
Downsides
  • 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).
  • 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).
Used for
Dosage forms
  • Pill
  • Pill
Price
Lowest price near you
$326.61
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Lowest price near you
$16.25
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Reviews
606 
66%
think this treatment is worth it
46%
think this treatment works well
14%
think this treatment is a hassle

Have you used Cialis (tadalafil)?

Leave a review
843 
67%
think this treatment is worth it
51%
think this treatment works well
16%
think this treatment is a hassle

Have you used Viagra (sildenafil)?

Leave a review
Side effects
4possible side effects
  • Headache
    4%
  • Indigestion
    2%
  • Back pain
    2%
  • Common cold
    2%
See more detailed side effects
9possible side effects
  • Headache
    16%
  • Flushing
    10%
  • Indigestion
    7%
  • Nasal Congestion
    4%
  • Urinary Tract Infection
    3%
  • Abnormal Vision
    3%
  • Diarrhea
    3%
  • Dizziness
    2%
  • Rash
    2%
See more detailed side effects
Risks and warnings
  • Low blood pressure

    Taking alpha blockers

    ...and 2 more risk factors

See more detailed risks and warnings
  • Heart attack or stroke

    Having a heart attack, stroke, or rhythm problem in your heart in the last 6 months

  • Vision changes

    Men over 50 years of age

  • Low blood pressure

    Taking alpha blockers

    ...and 2 more risk factors

See more detailed risks and warnings