Starts working in 30–60 minutes
Sildenafil kicks in quickly, so you don’t have to plan your whole night around a schedule.
Sildenafil (Generic Viagra®)
Fast-acting support for stronger, more reliable erections — exactly when you need it. Feel the difference in as little as 30 minutes, with flexible dosing and real results.
50mg or 100mg
$1.75/pillfirst order
64 pills
What’s included in your order:
- Fast, discreet shipping from licensed U.S. pharmacies
- Personalized Peak Stack plan to support your goals
Price for first order of 64 pills plan paid upfront ($112). Actual price depends on product and plan prescribed.
Sildenafil is only available if prescribed following an online consultation with a licensed healthcare provider. All treatment plans are paid upfront or with buy now, pay later programs. Results vary based on individual response. Product packaging may differ from images shown. When appropriate, compounded medications may be prescribed to meet specific patient needs or address drug shortages. Compounded medications are not reviewed or approved by the FDA for safety or effectiveness.
Why Мen trust Sildenafil
Proven, fast, and designed to support you when it matters most.
Helps improve erection strength and staying power
It’s not just about getting there — it’s about staying confident the whole way through.
Brings back the excitement
Sildenafil helps you show up with confidence — so intimacy feels natural, connected, and actually fun again.
When you’re not stressed about staying hard, it’s easier to stay connected
Sildenafil reduces performance anxiety, helping you focus on your partner — not on what might go wrong.
What used to feel like pressure can feel exciting again
Sildenafil shifts the experience from fear to anticipation — so you look forward to intimacy instead of dreading it.
Sildenafil helps rebuild trust in your body
When you know it’ll work, your mind stops spiraling. That’s when sex starts to feel natural again.
Up to 79% of men report improved erections with Sildenafil
In clinical trials, 79% of men achieved better erections compared to 21% on placebo. 🔗 Source
Sildenafil starts working in as little as 12 minutes
Some users begin noticing effects as early as 12 minutes after taking a dose. 🔗 Source
Sildenafil Boosts Relationship Satisfaction
Couples experienced a 60% increase in overall sexual satisfaction when the male partner used Sildenafil, leading to stronger and more fulfilling relationships. 🔗Source
Millions of men use Sildenafil. Here’s how to start.
No pressure, no judgment — just a clear path forward.
Complete a 3-Minute Questionnaire
Share your health history and goals to get started. A licensed medical provider will review your information and may require a metabolic lab test before treatment.
Consult with a Medical Provider
Enjoy a hassle-free online consultation from home. Your provider will assess your goals, create a personalized plan, and determine the right prescription for you.
Receive Your Medication (If Eligible)
Get your prescribed treatment shipped for free, straight to your door. Our pharmacy network ensures safe and timely delivery.
Confidence when it counts. Connection when it matters.
Sildenafil from Peak Stack gives you science-backed support and space to relax into the moment — with none of the usual hassle.
One price including includes medication & support
Free and fast shipping
U.S. licensed clinicians, no in-person visits
See How Sildenafil Is Changing Lives
Sildenafil's just the start.
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*Price shown applies to 3-month plan paid upfront or with buy now, pay later programs. Actual price will depend on product and plan prescribed.
Everything You Need to Know
What is Sildenafil?
Sildenafil is a prescription treatment that helps improve erectile function by increasing blood flow, allowing for stronger and longer-lasting erections during sexual arousal.
How does Sildenafil work?
Sildenafil works by relaxing blood vessels and increasing blood flow to the penis, helping you achieve and maintain an erection when sexually stimulated. It’s not a stimulant — it just enhances your body’s natural response.
How long does Sildenafil last?
Sildenafil can remain effective for up to 4-5 hours, giving you the flexibility to be ready when it matters, without needing to time everything perfectly.
How long does it take to start working?
Most men experience the effects of Sildenafil within 30-60 minutes of taking it. It’s fast-acting, so you won’t need to wait long before feeling the difference.
Do I need to take Sildenafil every day?
Sildenafil is taken as needed, so you don’t have to take it daily unless prescribed by your doctor. Just take it when you need support in the moment.
What side effects can I expect?
Side effects are rare but may include headache, flushing, or upset stomach. These are usually mild and go away quickly. If you feel anything unusual, always talk to your doctor.
How do I get Sildenafil?
You can get Sildenafil through an online consultation with a licensed doctor. If prescribed, it will be shipped directly to your door from a certified pharmacy, with everything you need.
Do I need a prescription for Sildenafil?
Yes, Sildenafil requires a prescription. You’ll need to complete an online consultation with a licensed healthcare provider to get the prescription and the medication.
