Eriacta vs Other Sildenafil Options Comparison Tool
Medication Comparison Results
Key Features Summary
Onset Time
Duration
Cost (US)
Side Effects
Key Takeaways
- Eriacta is a brand‑name 100mg sildenafil tablet marketed for erectile dysfunction.
- Its main alternatives include Viagra, Revatio, Levitra, Cialis, Stendra and generic sildenafil.
- All these drugs belong to the PDE5‑inhibitor class but differ in dosage forms, onset speed, duration and cost.
- Choosing the right pill depends on personal response, lifestyle needs and budget.
- Side‑effects are similar across the class, though some options have a lower risk of visual disturbances.
When treating erectile dysfunction, Eriacta is a brand‑name tablet containing 100mg of sildenafil citrate, a phosphodiesterase‑5 (PDE5) inhibitor designed to improve blood flow to the penis. In the U.S. market, Eriacta competes with several other PDE5 inhibitors, each promising a slightly different experience. Below we break down how these options stack up so you can decide which fits your needs.
How Sildenafil Works: The Science Behind Eriacta
Sildenafil, the active ingredient in Eriacta, blocks the enzyme PDE5. By inhibiting this enzyme, it allows cyclic guanosine monophosphate (cGMP) to accumulate, which relaxes smooth muscle in the corpus cavernosum and lets more blood fill the erectile tissue. The result is a firmer, longer-lasting erection-but only with sexual stimulation.
Key pharmacokinetic facts:
- Peak plasma concentration occurs about 60 minutes after oral intake.
- Effective window lasts roughly 4-6 hours.
- Food, especially high‑fat meals, can delay absorption by up to 30 minutes.

Top Alternatives to Eriacta
While Eriacta contains sildenafil, other brands either use the same molecule in a different formulation or a different PDE5 inhibitor altogether. Here’s a quick look at each.
Viagra
Viagra was the first FDA‑approved oral ED drug (1998). It delivers 25mg, 50mg, or 100mg of sildenafil. The brand‑name version is slightly more expensive than generic equivalents, but many patients trust its reputation.
Revatio
Revatio contains the same sildenafil citrate but is approved for pulmonary arterial hypertension. When prescribed off‑label for ED, it typically comes in lower doses (20mg). Some clinicians favor it for patients with cardiovascular concerns because of its longer half‑life.
Levitra (vardenafil)
Levitra’s active ingredient is vardenafil, another PDE5 inhibitor. It’s available in 5mg, 10mg, and 20mg tablets. Onset is usually 30 minutes, and the duration can stretch to 5 hours. Some users report fewer visual side‑effects compared with sildenafil.
Cialis (tadalafil)
Cialis contains tadalafil, offering a longer window of 12-36 hours. Doses range from 2.5mg (as needed) to 20mg (daily). Its “weekend pill” reputation makes it popular for spontaneous intimacy.
Stendra (avanafil)
Stendra’s active ingredient is avanafil, known for a rapid 15‑minute onset. It’s sold in 50mg and 200mg tablets. The short onset can be an advantage for those who dislike planning ahead.
Generic Sildenafil
Generic sildenafil is chemically identical to Eriacta but typically costs far less. It’s available in 25mg, 50mg, and 100mg strengths. Quality varies by manufacturer, so choosing a reputable pharmacy matters.
PDE5 inhibitors (class overview)
All the drugs listed above belong to the PDE5‑inhibitor class. They share a common mechanism but differ in pharmacodynamics, side‑effect profiles, and lifestyle fit.
Side‑Effect Profile Across the Class
Because the chemistry is similar, most side‑effects overlap:
- Headache (10‑15% incidence)
- Flushing
- Indigestion
- Vision changes (more common with sildenafil)
Rare but serious events-such as sudden vision loss or priapism-require immediate medical attention. Patients on nitrates or with severe heart disease should avoid all PDE5 inhibitors.

Comparison Table: Eriacta and Its Main Rivals
Brand | Active Ingredient | Typical Dose (mg) | Onset | Duration | Average US Price (per tablet) |
---|---|---|---|---|---|
Eriacta | Sildenafil | 100 | ~60 min | 4-6 hrs | $15‑$20 |
Viagra | Sildenafil | 50‑100 | ~60 min | 4-6 hrs | $18‑$25 |
Revatio | Sildenafil | 20‑40 | ~60 min | 4-6 hrs | $30‑$35 (specialty) |
Levitra | Vardenafil | 10‑20 | 30‑45 min | 4-5 hrs | $20‑$28 |
Cialis | Tadalafil | 10‑20 | 30 min | 12-36 hrs | $22‑$30 |
Stendra | Avanafil | 50‑200 | 15‑30 min | 4-6 hrs | $25‑$35 |
Generic Sildenafil | Sildenafil | 25‑100 | ~60 min | 4-6 hrs | $2‑$8 |
How to Choose the Right Option for You
Picking a pill isn’t just about price. Consider these decision points:
- Onset Needs: If you want a fast response, Stendra or Levitra may feel quicker than Eriacta.
- Duration Preference: For weekend‑only spontaneity, Cialis’s 24‑hour coverage can be a game‑changer.
- Budget: Generic sildenafil offers the same efficacy as Eriacta at a fraction of the cost.
- Health Conditions: Patients on alpha‑blockers may tolerate tadalafil better than sildenafil.
- Side‑Effect Tolerance: If you’ve experienced visual disturbances with sildenafil, try vardenafil or avanafil.
It’s wise to start with the lowest effective dose and adjust based on response. Most clinicians recommend trying a single medication for at least two full cycles before switching.
Frequently Asked Questions
Is Eriacta the same as generic sildenafil?
Chemically, yes. Eriacta contains 100mg of sildenafil citrate, identical to the generic version. The difference lies in branding, packaging, and price.
Can I take Eriacta with alcohol?
Moderate alcohol (one‑two drinks) is generally safe, but heavy drinking can lower blood pressure and blunt the drug’s effect. Keep intake moderate when you plan to use the medication.
How does Cialis differ from Eriacta?
Cialis uses tadalafil, which lasts up to 36 hours, whereas Eriacta’s sildenafil works for about 4-6 hours. The longer window makes Cialis suitable for less‑planned encounters.
Are there any foods that should be avoided with Eriacta?
High‑fat meals can delay absorption, meaning you might wait 30‑60 minutes longer for the effect. Light meals or fasting for an hour before dosing gives the most reliable onset.
What should I do if I experience a painful erection lasting more than 4 hours?
Seek emergency medical care immediately. Prolonged erections (priapism) can damage tissue and require prompt treatment.
Ultimately, the best ED medication aligns with your timing, tolerance, and wallet. Eriacta offers a solid, well‑studied option, but the market supplies plenty of alternatives that might suit you better. Talk with a healthcare provider, start low, and adjust as needed.
When you peruse the table of ED medications, you quickly notice that the pharmacokinetic profiles form a tapestry of nuanced trade‑offs.
Eriacta, with its 100 mg dose of sildenafil, offers a predictable onset of about one hour and a duration that comfortably spans four to six hours.
By contrast, Stendra’s avanafil can kick in as fast as fifteen minutes, making it a favorite for those who despise planning ahead.
The cost differential is striking; a single Eriacta tablet may set you back fifteen to twenty dollars, whereas a generic sildenafil pill can be grabbed for a fraction of that price.
Yet it is not merely a matter of dollars; the visual side‑effects profile tilts the balance toward caution, as sildenafil carries a higher incidence of transient color vision disturbances.
Patients with cardiovascular comorbidities often gravitate toward tadalafil, the active ingredient in Cialis, because its longer half‑life and less pronounced blood pressure impact can be more forgiving.
On the dosage front, Eriacta’s single 100 mg strength simplifies regimen adherence but removes the flexibility of titration that a 25 mg generic provides.
From a metabolic standpoint, food intake, especially high‑fat meals, can delay sildenafil absorption, nudging the onset time outward by up to thirty minutes – a nuance that matters when spontaneity is coveted.
Physicians commonly advise a trial period of at least two full dosing cycles before deeming a medication ineffective, a practice that underscores the importance of patience in therapeutic evaluation.
If you experience a painful erection persisting beyond four hours, immediate medical attention is non‑negotiable, as priapism can cause lasting tissue damage.
For patients on nitrates, all PDE5 inhibitors, including Eriacta, are contraindicated due to the risk of severe hypotension.
The choice between Eriacta and its rivals also hinges on lifestyle; a weekend‑long tadalafil window may suit infrequent intimacy, whereas a consistent nightly dose of a low‑dose sildenafil could be more appropriate for regular activity.
Insurance coverage often sways decisions; many plans favor generic formulations, rendering a branded Eriacta prescription a more burdensome out‑of‑pocket expense.
Adverse event reporting databases reveal that while headache remains the most common side‑effect across the class, the severity seldom necessitates discontinuation.
Ultimately, the decision matrix incorporates onset speed, duration, cost, side‑effect tolerance, and personal health context, making a personalized discussion with a healthcare provider indispensable.