ED Medication Comparison Tool
Recommended Option
Key Features:
Below is a detailed breakdown of the top ED medications:
Product | Active Ingredient | Dosage | Onset Time | Duration | Price per Tablet |
---|---|---|---|---|---|
Fildena Strong | Sildenafil Citrate | 100 mg | 30-45 min | 4-6 hrs | $0.90 |
Viagra (Generic) | Sildenafil Citrate | 50-100 mg | 30-60 min | 4-5 hrs | $2.40 |
Cialis (Generic) | Tadalafil | 10-20 mg | 30-45 min | Up to 36 hrs | $3.00 |
Levitra (Generic) | Vardenafil | 10-20 mg | 25-60 min | 4-6 hrs | $2.80 |
Stendra (Generic) | Avanafil | 100-200 mg | 15-30 min | 6-7 hrs | $3.20 |
When it comes to tackling erectile dysfunction (ED), the market is flooded with pills, powders, and even herbal mixes. But picking the right one isn’t as simple as scrolling through a list of names. You need to know how each product works, how fast it kicks in, how long the effect lasts, and whether it fits your health profile and budget.
TL;DR - Quick Takeaways
- Fildena Strong delivers 100mg of sildenafil citrate - ideal for men who need a high‑dose, fast‑acting option.
- Viagra (generic sildenafil) offers the same mechanism at 50mg-100mg, but usually costs more per tablet in the U.S.
- Cialis (tadalafil) works up to 36hours, making it the go‑to for spontaneous plans.
- Levitra (vardenafil) peaks faster than Viagra but has a shorter window (4‑6hrs).
- Stendra (avanafil) provides the quickest onset (≈15min) with fewer visual side effects.
What Is Fildena Strong?
Fildena Strong is a tablet that contains 100mg of sildenafil citrate, the same active ingredient found in the prescription drug Viagra. It was originally launched in the early 2010s as an affordable, high‑dose alternative for men who found standard 50mg tablets insufficient.
Because it’s marketed as a “strength” version, the pill is popular among users seeking a robust response without taking two separate tablets. However, it’s sold primarily through online pharmacies outside the United States, which means it often bypasses the FDA’s formal approval process.
How Does Sildenafil Citrate Work?
Sildenafil citrate belongs to a drug class called phosphodiesterase type5 (PDE5) inhibitors. In simple terms, it blocks the PDE5 enzyme that normally breaks down a chemical called cyclic guanosine monophosphate (cGMP). When cGMP stays active, blood vessels in the penis relax, allowing more blood to flow in and produce an erection.
The effect only occurs with sexual stimulation - the drug doesn’t cause an erection on its own. This mechanism is shared across most prescription ED pills, which is why the comparison often hinges on dosage, onset, duration, and side‑effect profile rather than fundamental action.
Top Alternatives to Fildena Strong
Below are the most widely used FDA‑approved alternatives and a couple of popular non‑prescription options. Each entry includes a brief definition with microdata markup on first appearance.
Viagra (generic sildenafil) is the original brand‑name drug launched in 1998. It comes in 25mg, 50mg, and 100mg tablets and is taken about 30‑60minutes before sex, lasting up to 5hours.
Cialis (generic tadalafil) was approved in 2003. Its unique claim is a 36‑hour window, allowing for “weekend dosing.” Typical doses are 10mg and 20mg, taken at least 30minutes before activity.
Levitra (generic vardenafil) offers a rapid rise to peak effect in about 60minutes, with a 4‑6‑hour duration. It’s available in 5mg, 10mg, and 20mg tablets.
Stendra (generic avanafil) is the newest FDA‑approved PDE5 inhibitor. It can work in as little as 15minutes and lasts roughly 6hours. Doses are 50mg, 100mg, and 200mg.
Kamagra is an Indian‑manufactured sildenafil tablet sold online. It’s usually 100mg per pill, mirroring Fildena Strong’s dosage, but it’s not FDA‑cleared.
L‑arginine is a naturally occurring amino acid that some men take as a supplement to boost nitric oxide production, indirectly supporting erection quality. Typical daily doses range from 2g to 5g.
Yohimbine is an herbal extract derived from the bark of the African yohimbe tree. In low doses (5‑10mg), it may enhance erectile response, but the evidence is mixed and side‑effects can be significant.

Side‑Effect Snapshot
All PDE5 inhibitors share a core set of possible side effects: headache, flushing, nasal congestion, upset stomach, and visual disturbances (mainly a blue‑tinted vision). The intensity often correlates with dose.
Non‑prescription herbal options carry their own risks. High doses of L‑arginine can cause diarrhea, while yohimbine may trigger anxiety, elevated heart rate, and blood pressure spikes. Always consult a healthcare provider before mixing supplements with prescription meds.
Comparison Table - Key Attributes
Product | Active Ingredient | Typical Dose | Onset | Duration | Prescription? | Avg US Price* (per tablet) | Best For |
---|---|---|---|---|---|---|---|
Fildena Strong | Sildenafil citrate | 100mg | 30‑45min | 4‑6hrs | No (online only) | $0.90 | High‑dose users, budget‑conscious |
Viagra (generic) | Sildenafil citrate | 50‑100mg | 30‑60min | 4‑5hrs | Yes | $2.40 | First‑time users, reputable pharmacy |
Cialis (generic) | Tadalafil | 10‑20mg | 30‑45min | Up to 36hrs | Yes | $3.00 | Spontaneous plans, daily low‑dose users |
Levitra (generic) | Vardenafil | 10‑20mg | 25‑60min | 4‑6hrs | Yes | $2.80 | Fast peak, milder visual side‑effects |
Stendra (generic) | Avanafil | 100‑200mg | 15‑30min | 6‑7hrs | Yes | $3.20 | Quick onset, low‑dose tolerance |
Kamagra | Sildenafil citrate | 100mg | 30‑45min | 4‑6hrs | No (non‑FDA) | $1.00 | Budget option, risk‑aware buyers |
L‑arginine (supplement) | Natural amino acid | 2‑5g daily | Varies (weeks of use) | Continuous (if maintained) | No | $0.15 per gram | Men preferring natural route |
Yohimbine (herb) | Alkaloid extract | 5‑10mg | 30‑60min | 2‑3hrs | No | $0.25 per capsule | Experimenters, under doctor’s watch |
*Prices reflect 2025 averages from major US online pharmacies; actual cost may vary based on insurance and location.
Choosing the Right Option for You
Decision‑making starts with three questions:
- Do you need a high dose right away? If yes, Fildena Strong or Kamagra give you 100mg in a single pill.
- Is spontaneity a priority? Cialis’ 36‑hour window eliminates the need to plan dosing.
- Are you comfortable buying from non‑prescription sources? If you prefer FDA‑cleared meds, stick with Viagra, Cialis, Levitra, or Stendra.
Beyond dosage, consider your health profile. Men on nitrates (often prescribed for chest pain) must avoid any PDE5 inhibitor because the combo can cause a dangerous drop in blood pressure. Likewise, those with severe heart disease should discuss any ED medication with a cardiologist.
For anyone hesitant about pharmaceuticals, starting with a natural supplement like L‑arginine can be a low‑risk trial. However, the evidence suggests you’ll see modest improvements only after several weeks of consistent use.
Safety Tips & Common Pitfalls
- Don’t double‑dose. Taking two 100mg Fildena Strong tablets would push you to 200mg, dramatically raising the risk of severe headache, priapism (painful prolonged erection), and vision issues.
- Check for interactions with alcohol or grapefruit juice; both can amplify side effects.
- Store tablets in a cool, dry place. Heat and humidity degrade sildenafil’s potency over time.
- If you experience a erection lasting longer than 4hours, seek medical help immediately - it can damage penile tissue.
- Always use a reputable pharmacy. Counterfeit pills often contain the wrong amount of active ingredient or harmful fillers.
Frequently Asked Questions
How fast does Fildena Strong work compared to Viagra?
Both contain sildenafil, so the onset is similar: around 30‑45minutes for most men. The higher 100mg dose can feel slightly stronger, but the speed isn’t dramatically different.
Is it safe to buy Fildena Strong online without a prescription?
Legally, it’s a gray area in the U.S. The product isn’t FDA‑approved, so you’re relying on the seller’s quality control. If you have any heart conditions, diabetes, or take nitrates, you should consult a doctor before using any PDE5 inhibitor, prescribed or not.
Can I mix Fildena Strong with alcohol?
A moderate drink (one glass of wine) usually won’t cause problems, but heavy drinking can worsen side effects like dizziness or low blood pressure. It’s best to keep alcohol low when you plan to take any ED medication.
What makes Cialis different from Fildena Strong?
Cialis contains tadalafil, a different PDE5 inhibitor that stays active up to 36hours. That long window means you can be spontaneous for a whole day, while Fildena Strong’s effect lasts about 5hours.
Are natural supplements like L‑arginine effective?
L‑arginine can boost nitric oxide, which helps blood flow, but the improvement is modest. Most men see a noticeable benefit only after a month of daily use, and it won’t match the reliability of a PDE5 inhibitor.
Bottom line: If you need a reliable, high‑dose pill and are comfortable buying from a vetted online source, Fildena Strong offers solid value. If you prefer FDA‑approved meds, a prescription for Viagra, Cialis, Levitra, or Stendra will give you peace of mind and insurance coverage. Always weigh dosage, timing, price, and health considerations before you decide.
Sue Holten
October 1, 2025 AT 23:27 PMOh great, another cheap knock‑off promising miracles.