What is sildenafil?
Sildenafil is a prescription PDE5 inhibitor used to treat erectile dysfunction. It is the active ingredient in Viagra® and is available as an FDA-approved generic.
Prescription ED Treatment
Sildenafil
Generic Viagra®
Proven ED treatment, without the brand-name price. Sildenafil is the active ingredient in Viagra® — an FDA-approved oral medication that supports your natural erectile response when you're aroused.
- FDA-approved treatment for erectile dysfunction.
- Available in 25mg, 50mg, and 100mg strengths.
- Taken as needed, about 30–60 minutes before activity.
- Requires sexual stimulation to work.
Prescription required. A licensed provider determines whether sildenafil is appropriate for you. Individual response varies.
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Prescription ED Treatment
Sildenafil · Generic Viagra®
Effective, familiar ED care at a cost-conscious price.
- Form
- Oral tablet
- Active ingredient
- Sildenafil citrate
- Strengths
- 25mg · 50mg · 100mg
- Timing
- As needed, 30–60 min before
- Status
- FDA-approved generic
Sildenafil Overview
Understand sildenafil in three cards.
What the medication is, how it works, and why many men choose the generic.
How does it work?
It relaxes smooth muscle and supports blood flow to erectile tissue during sexual stimulation — supporting your natural response rather than replacing it.
Why choose the generic?
Generic sildenafil is required to be bioequivalent to the brand-name reference product: the same active ingredient and strengths, typically at a far lower cost.
How It Works
How sildenafil supports your natural response.
A trusted prescription option for erectile dysfunction, in four steps.
Four steps, one pathway
Sildenafil works with the body's normal erectile mechanism — it does not create arousal on its own.
Take the dose your provider prescribed. Typically 30–60 minutes before anticipated activity, on an empty or light stomach.
PDE5 is inhibited. Sildenafil blocks the PDE5 enzyme in the smooth muscle of erectile tissue.
cGMP activity is supported. With PDE5 suppressed, cGMP accumulates and blood vessels relax.
Blood flow responds to stimulation. During sexual arousal, blood flows into erectile tissue and an erection becomes easier to achieve and maintain.
Effects generally last about 4 to 6 hours. Do not take more than one dose in 24 hours unless directed by your provider.
Generic vs. Brand
Same active ingredient. A more cost-conscious option.
Sildenafil and Viagra® share the same active ingredient; the difference is branding and price.
Sildenafil (generic)
25mg · 50mg · 100mg
FDA-approved generic containing sildenafil citrate. Required to demonstrate bioequivalence to the brand-name reference product, and typically dispensed as a plain, unbranded tablet.
Cost-consciousViagra® (brand)
25mg · 50mg · 100mg
The brand-name reference product from Pfizer. Same active ingredient, same standard strengths, with brand-name pricing and packaging.
Reference productStrengths & Dosing
Three standard strengths. One personalized prescription.
Your provider selects the starting strength and adjusts based on how you respond.
25mg
A lower starting strength that may be selected based on age, medications, or sensitivity to side effects.
50mg
The most common starting strength for men beginning treatment for erectile dysfunction.
100mg
The maximum standard strength, prescribed when a provider determines a higher dose is appropriate.
How to Take Sildenafil
Simple to take. Prescribed for you.
Always take sildenafil exactly as prescribed.
Take about 30–60 minutes before activity.
A heavy, high-fat meal can delay onset. A light meal or empty stomach works best.
Swallow the tablet whole with water.
Do not split or double a dose to try to increase the effect.
No more than one dose in 24 hours.
Contact your provider if the dose does not work as expected instead of taking more.
Care That Feels Personal
Effective ED care should still feel personal.
Sildenafil is a well-established medication, but treatment is more than a tablet. Graceland Wellness pairs it with provider review, private telehealth, and follow-up support built around how you actually live.
Your Path to Treatment
From assessment to follow-up.
Sildenafil is prescription-only. A licensed provider decides whether it's appropriate for you.
- 01Assessment
Complete your online assessment
Share your health history, medications, symptoms, and goals in a private questionnaire.
- 02Clinical
Provider review
A licensed provider reviews your profile and determines whether sildenafil or another option fits.
- 03Personalized
Personalized prescription
If appropriate, your provider selects the strength and dosing guidance that fits you.
- 04Support
Discreet follow-up support
Message your provider to adjust strength, address side effects, or explore alternatives.
Trusted Prescription Care
Feel more ready for intimate moments.
Four things stay true of every sildenafil prescription.
FDA-approved medication. Sildenafil is an FDA-approved generic of the brand-name reference product, dispensed by licensed pharmacies.
Provider evaluated. A licensed clinician reviews your history, cardiovascular health, and medications before anything is prescribed.
Private telehealth process. Assessment, review, and follow-up happen online, on your schedule.
Discreet fulfillment when prescribed. If treatment is appropriate, it ships directly to your door in plain packaging.
Medication and health review matter.
Tell your provider about heart conditions, blood pressure issues, liver or kidney disease, riociguat use, alpha-blockers, and any history of priapism.
Sexual stimulation is still required.
Sildenafil supports the normal erectile response to arousal; it does not automatically cause an erection.
Common side effects.
Headache, flushing, nasal congestion, indigestion, dizziness, and temporary changes in vision such as a blue tinge or light sensitivity.
Know when to seek urgent care.
Seek emergency care for an erection lasting more than 4 hours. Sudden vision or hearing loss also requires prompt medical attention.
One dose per 24 hours.
Do not exceed the prescribed frequency or combine sildenafil with other ED medications.
Sildenafil FAQ
Sildenafil, explained.
Clear answers to the questions patients ask most before starting treatment.
Sildenafil is the active ingredient in Viagra®. Generic sildenafil contains the same active ingredient at the same standard strengths and is required by the FDA to be bioequivalent to the brand-name reference product.
Most men notice an effect within 30 to 60 minutes. A heavy, high-fat meal can delay onset. Effects generally last about 4 to 6 hours.
No. Sildenafil supports the body's natural response to sexual stimulation. Without arousal, it will not produce an erection.
Sildenafil is typically prescribed in 25mg, 50mg, and 100mg tablets. Providers commonly start at 50mg and adjust based on your response and tolerance.
Sildenafil is taken as needed, no more than once in a 24-hour period, unless your provider instructs otherwise.
No. Nitrates and recreational nitrites (“poppers”) can interact with sildenafil and cause a dangerous drop in blood pressure. Tell your provider about every medication and substance you use.
Moderate alcohol is generally acceptable, but heavier drinking can reduce effectiveness and increase dizziness and low blood pressure.
Your provider can adjust the dose or discuss other options, including tadalafil, Viagra®, Cialis®, or a provider-guided compounded formulation such as Endura™ or PrimeRise™.
Other Men's Sexual Health Options
Explore additional treatments.
Sildenafil is one option. Treatment selection should reflect your medical history, previous response, timing preferences, and goals.
Compounded ED & Intimacy Care
PrimeRise™
Tadalafil + oxytocin ODT for confidence and connection.
Learn More
Personalized Sexual Health Care
Proven ED treatment. Personalized care.
Start a private assessment and a licensed provider will review whether sildenafil — or another option — fits your history, goals, and safety profile.
Prescription required. Sildenafil is FDA-approved for erectile dysfunction. Individual response varies.
References
- Viagra.com — official brand site
- Pfizer official prescribing information for VIAGRA® (sildenafil citrate)
Viagra® is a registered trademark of Pfizer Inc. Graceland Wellness is not affiliated with or endorsed by Pfizer. References to Viagra® describe the reference product for generic sildenafil.