Erectile dysfunction (ED) affects men Viagra worldwide, leading to the development of several medications. Among the widely known are Viagra (sildenafil) and Cialis (tadalafil). While both operate to combat ED, they differ in activation period, longevity, potential drawbacks, and overall effectiveness. If you're wondering which medication is most suitable for you, this in-depth guide will outline the differences between Viagra vs. Cialis to assist you in selecting the right one.
What is Viagra?
Viagra, also recognized by its scientific name sildenafil citrate, was the first government-sanctioned oral medication for ED. Developed by copyright, it rapidly gained popularity and remains one of the widely prescribed ED treatments.
How Does Viagra Work?
Viagra is classified as a group of drugs called PDE5 inhibitors. It works by expanding blood vessels and increasing blood flow to the penis, helping an erection. However, intimacy is still necessary for Viagra to be useful.
Key Features of Viagra:
Onset Time: 30–60 minutes after ingestion
Effectiveness lasts 4–6 hours
Dosage Options: 25mg, 50mg, 100mg
Works best without food
What is Cialis?
Cialis, or tadalafil, is another commonly prescribed PDE5 inhibitor for ED. Developed by Eli Lilly, it is frequently called the "weekend pill" due to its long-lasting effects.
How Does Cialis Work?
Similar to Viagra, Cialis boosts blood flow to the penis, enabling an erection when stimulated. However, it has a significantly longer half-life than Viagra, making it highly suitable for those desiring spontaneity.
Key Features of Cialis:
Starts working within 15–45 minutes
Viagra VS Cialis Lasts up to 36 hours
Available in 2.5mg, 5mg, 10mg, and 20mg
Best Taken: With or without food
Viagra vs. Cialis: Key Differences
1. Speed of Action
Works in about 30–60 minutes
Acts within 15–45 minutes
2. Duration of Effect
Remains effective for 4–6 hours
Cialis: Provides up to 36 hours of effectiveness
3. Dosage Options
Viagra: Available in 25mg, 50mg, and 100mg
Available in 2.5mg, 5mg, 10mg, 20mg
4. Food & Alcohol Interaction
Works best without food
Cialis: Less impacted by food, allowing more flexibility
5. Side Effects
Viagra: Headache, flushing, nasal congestion, dizziness, upset stomach
May cause back pain, muscle soreness, headache
6. Cost Comparison
Viagra: Generally cheaper with widespread availability of generic sildenafil
Higher cost compared to Viagra
7. Which is More Effective?
Both Viagra and Cialis are equally effective for treating ED
Longer half-life means less frequent dosing
Final Verdict: Viagra or Cialis – Which One Wins?
The best choice relies on a person's lifestyle.
Viagra is recommended for those wanting a shorter-lasting treatment.
Cialis is the choice for those needing longer-lasting effects.
Regardless of your selection, talking to a doctor is essential before taking any ED medication.