Blog
Is Generic Sildenafil as Good as Viagra? Which Is More Effective?

As you know, this adage is generally true in our society, so when you purchase a $50 smartphone, you should not expect it to perform as well as an iPhone.
The same reasoning applies to men who see that they can purchase Generic Sildenafil at an approximately 95% discount from the price of Brand Name Viagra. Alarm bells start going off in their heads that question:
“Is it going to be weaker? Is it safe? Am I risking my health to save a few bucks?”
The point is well taken, but in the world of pharmaceuticals, the comparison of “cheap versus expensive” should be made differently than in the world of electronics, and here is an objective, science-based explanation of whether Generic Sildenafil is as good as Viagra, and the reason for the vast difference in pricing.
The “Engine” Analogy: Why They Are Identical
To understand the difference, you have to look at the active ingredient.
Pfizer’s Viagra in addition to the generic version are both manufactured with Sildenafil Citrate as their active ingredient (the active ingredient is the portion of a product that produces the desired effects).
Just as there are two different types of gas at the same station – one is a “premium” gas that costs more than the other – you will notice that the pumps used to dispense the two types of gasoline may look different, and have differing prices, but the gasoline in the tank that is available for purchase is the same product.
The FDA (Food and Drug Administration) enforces a strict rule called Bioequivalence. This means that any FDA approved Generic Sildenafil must:
- Contain the exact same active ingredient.
- Have the exact same strength (e.g., 20mg, 50mg, 100mg).
- Enter your bloodstream at the exact same speed.
If the generic didn’t work exactly as well as the brand, it would be illegal to sell it.
If It’s the Same, Why Is It Different?
If you put a pill of Viagra next to a pill of Generic Sildenafil, they will look different.
- Viagra: The famous “Blue Diamond” shape.
- Generic Sildenafil: Usually white or off-white, round or oval.
Why? Due to trademarks, Pfizer has rights over the appearance of the blue pill. Therefore, Generic Sildenafil companies cannot replicate the blue pill’s shape or color. Instead, they create their own forms of the drug using alternative fillers and different food colorings to create a different appearance.
These fillers (for example: lactose) and colorings are NOT associated with any effect on how effective the drug works to treat erectile dysfunction, unless you have an allergy to one of the coloring agents.
The Real Reason for the Price Drop
The actual cost of the ingredients that make up Viagra does not equal to $70 a pill; the majority of this cost comes from the brand name associated with Viagra.
Pfizer has invested billions into advertising the Viagra brand through advertisement and also spent considerable amounts on research and clinical trials.
Because of this, when you Buy Generic Viagra, you are contributing back towards the costs incurred by Pfizer during the promotional process.
The price you are paying for generic Viagra only represents the cost of producing the medication; the research on how to effectively produce this form of medication was previously done, and therefore, no additional research is needed, making it easier for consumers to acquire a high-quality medication without the added cost of the marketing budget associated with the branded form of medication.
The Verdict: Yes, It Is Just As Good.
There is no medical difference in effectiveness. Millions of men have successfully made the switch to generic Viagra without noticing any change in performance—except that they have more money left in their wallets.
The only time generic Sildenafil is “bad” is if you buy it from an unregulated, illegal source. If you buy from a legitimate provider like AllDayGen.com, you are getting the exact same clinical power as the brand name.
FAQs (Frequently Asked Questions)
1. Does generic Sildenafil have the same side effects as Viagra?
Yes. Because the active ingredient (Sildenafil Citrate) is the same, the side effect profile is identical. You may experience mild headaches, flushing, or a stuffy nose with either version.
2. Why is my generic pill white instead of blue?
This is purely cosmetic. The blue color is a trademark of Pfizer. Generic manufacturers use different dyes (or no dye at all) to distinguish their product. The efficacy of generic ED meds does not depend on the color of the pill.
3. Is there a difference between “Sildenafil” and “Generic Viagra”?
No. They are two names for the same thing. “Sildenafil” is the medical name of the drug. “Generic Viagra” is just the common nickname people use to describe it.
4. Can I switch back and forth between Brand and Generic?
Yes. Since they are bioequivalent ED medications, your body generally won’t know the difference. You can take the brand name one night and the generic the next without issues.
5. How do I know if my Generic Pills are real?
Real generic Sildenafil is prescription-only. If you buy from a site that doesn’t ask for a prescription or medical history, it is likely fake. Always use a trusted service to Buy Generic Viagra at AllDayGen.com.