Physician
Prescribed

FDA Approved
Medication

Delivered to
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Sildenafil

When performance becomes unpredictable, it can affect more than just the moment—it impacts confidence. Sildenafil helps improve blood flow and responsiveness, so you can feel more in control, more present, and more like yourself.

Improves blood flow for stronger, more reliable erections

Helps maintain firmness during intimacy

Clinically proven PDE5 inhibitor treatment

Works within 30–60 minutes for on-demand support

Clinically proven PDE5 inhibitor treatment

No injections or ongoing daily commitment required

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You Didn’t Lose Your Edge. Your performance just needs support.

Erections are driven by blood flow—not just desire. As circulation changes over time, performance can become less consistent. Sildenafil works by improving blood flow where it matters most—helping you respond naturally, feel confident, and perform when it counts.

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THE RESULTS 

Most men experience improved erectile response within 30–60 minutes. Effects can last up to 4–6 hours, helping support more reliable performance.

LOW BASELINE FUNCTION

Erectile Function Score (IIEF-5)

11–16 (Moderate ED)

↓ Reduced firmness and consistency 
↓ Difficulty maintaining erections

ON SILDENAFIL

Erectile Function Score (IIEF-5)

17–25 (Mild → Normal Range)

↑ Improved firmness and duration 
↑ Greater confidence and reliability

Rosen RC, Cappelleri JC, Smith MD, Lipsky J, Peña BM. 
Development and evaluation of an abridged, 5-item version of the International Index of Erectile Function (IIEF-5). Int J Impot Res. 1999.

Performance is just the beginning. 
Your confidence & control come back with it.

Erectile function is driven by blood flow and responsiveness—not just desire. Sildenafil works by enhancing nitric oxide signaling, helping improve circulation where it matters most. Clinical studies show significant improvements in erectile function, firmness, and overall performance—often within the first dose.

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BEFORE TREATMENT

Erectile Function (IIEF Score)

11–16

Moderate Erectile Dysfunction

↓ Reduced firmness and consistency 
↓ Difficulty maintaining erections

ON SILDENAFIL

Successful Intercourse Rate

70–85%

Improved erectile performance

↑ Increased success during intercourse 
↑ Greater confidence and reliability

THE NUMBERS

Sildenafil significantly improves erectile function and performance compared to placebo.  In clinical trials, men taking sildenafil reported higher success rates of intercourse and improved ability to achieve and maintain erections. In one landmark study, 69% of men reported improved erections vs. 22% on placebo, with consistent benefits across age groups and severity levels.

*Goldstein I, et al. Oral Sildenafil in the Treatment of Erectile Dysfunction. N Engl J Med. 1998;338:1397–1404. Padma-Nathan H, et al. Sildenafil Citrate for Erectile Dysfunction. N Engl J Med. 1998.

How Relm Works

Concierge-level care from home — physician-guided, evidence-based, built around you.

Step 1

Test From Home

We ship a comprehensive blood panel straight to your door. Collect your sample in minutes — no clinic visit, no appointment, no hassle. Ship it back in the prepaid mailer and your results go directly to your physician.

Step 2

Meet Your Doctor

A licensed physician personally reviews your full panel and meets with you to discuss what your numbers mean, what’s working, and what isn’t. No rushed 5-minute appointments. No generic advice.

Step 3

Get Your Plan

Based on your bloodwork and consultation, your physician builds a personalized protocol whether that’s a prescription, lifestyle recommendations, or ongoing monitoring. Your treatment ships to your door, often within days.

Physician-led. Evidence-based. Built around you. 

All treatments require a physician evaluation and prescription. Not available in all states. Individual results may vary.

Here's Why People Switch to Relm

Everything you’d expect from a concierge doctor, without the waiting room,
the referral chain or the $500 office visit.

Physician personally reviews your full panel

Personalized protocol, not one-size-fits-all

Treatment shipped directly to your door

No in-office visits required

Straightforward pricing, no surprise bills

Access to physician via messaging

Appointments that fit your schedule

Licensed, board-eligible physicians

Relm

Traditional Clinics

Frequently Asked Questions

Have another question? Please contact our team!

How quickly does sildenafil work? +

Sildenafil typically starts working within 30 to 60 minutes. For best results, it should be taken on an empty stomach about an hour before sexual activity.

How long do the effects last? +

The effects of sildenafil can last up to 4–6 hours, allowing for improved erectile response during that time window. It does not cause a constant erection—sexual stimulation is still required.

How does sildenafil actually work? +

Sildenafil increases blood flow by enhancing nitric oxide signaling, which helps relax blood vessels. This allows for stronger, more reliable erections when you’re sexually aroused.

Do I need to take sildenafil every day? +

No—sildenafil is typically taken on demand, only when needed before sexual activity. Your provider may adjust dosing based on your response and goals.

Is sildenafil safe? +

Sildenafil is FDA-approved and has been widely used for decades. It should not be taken with nitrates or certain heart medications. Your provider will review your health history to confirm it's appropriate for you before prescribing.

What are the common side effects? +

Some men experience mild headache, flushing, or nasal congestion, which typically resolve on their own. Rare but serious effects include prolonged erection, sudden vision or hearing changes, or chest pain — seek medical attention immediately if these occur.