Low-intensity shockwave therapy treats erectile dysfunction by working on its most common cause: blood flow. A handheld probe delivers gentle acoustic pulses to the shaft and base of the penis over a series of short office sessions. The pulses cause microscopic stress in the tissue, and the body responds by growing new small blood vessels and improving the function of existing ones. Unlike a pill, which produces an erection on demand and then wears off, shockwave therapy is aimed at the tissue itself, so that erections improve without anything being taken beforehand.
At NYMD Center we offer shockwave therapy for men with mild-to-moderate erectile dysfunction of vascular origin, and for men who respond to medication but want to reduce their dependence on it. It is not a cure for every kind of ED, and we do not present it as one. Men with severe ED, nerve damage after prostate surgery, or purely psychological ED are unlikely to benefit much. Selecting the right patients is what makes the difference between a treatment that helps and one that wastes your money. Our detailed guide is at ErectionWave.
Who it affects and the symptoms that bring people in
Erectile dysfunction is common and becomes more so with age, but it is not caused by age. It is caused by the things that accumulate with age: high blood pressure, high cholesterol, diabetes, smoking, weight, inactivity, and low testosterone. All of these damage the small arteries, and the arteries of the penis are among the smallest in the body that matter to daily life. They are also the first to show trouble.
That is why we take ED seriously as a signal and not just a symptom. An erection problem in a man in his forties or fifties frequently precedes a cardiac event by years. Men come in because erections are softer, take more effort, do not last, or are unreliable, and because they want it fixed. We fix it. We also use it as the reason to look at the blood vessels everywhere else.
How we evaluate it at NYMD Center
Every man considering shockwave therapy gets a proper erectile dysfunction evaluation first. That means a history that covers the onset and pattern of the problem, morning erections, libido, relationship factors, medications and habits; an examination; and blood work for glucose, lipids, testosterone and related hormones. We check blood pressure.
Because ED is an early marker of vascular disease, we recommend cardiovascular screening for most men who present with it. Through our internal medicine and cardiology services in the same building, that can include an EKG, heart and stroke risk assessment and, when indicated, a stress test. Finding and treating high blood pressure or high cholesterol at this stage does more for your long-term health than any ED treatment.
To decide whether shockwave is likely to help, a penile duplex ultrasound in the office is often useful. After an injection that produces an erection, the ultrasound measures blood flow into the penis and whether it leaks out too fast. Men with reduced inflow and a functioning venous system are the ones who respond best to shockwave. Men whose problem is a venous leak, or whose inflow is severely reduced, are better served by other options.
Treatment options
Lifestyle and cardiovascular treatment
Weight loss, exercise, stopping smoking, and control of blood pressure, cholesterol and blood sugar improve erectile function on their own and make every other treatment work better. We say this at every visit because it is true, not because it is polite. Where testosterone is genuinely low, we treat it after a proper evaluation rather than reflexively; see our low testosterone page.
Oral medication
PDE5 inhibitors such as sildenafil and tadalafil are effective for most men and remain the standard first-line treatment. Their drawbacks are that they must be taken in advance, they interact with nitrates and can cause headache, flushing and nasal congestion, and they treat the symptom without changing the tissue. Many men who respond to pills pursue shockwave specifically to need them less.
Low-intensity shockwave therapy
A course typically consists of six to twelve sessions over several weeks, each about fifteen to twenty minutes. There is no anesthesia because it is not painful; most men describe tapping or mild tingling. There is no downtime, and sexual activity can continue throughout. Improvement builds over the weeks after the course as new vessels form, and men who respond report firmer, more spontaneous erections and reduced need for medication. Some repeat a maintenance course after a year or more. Shockwave can be combined with penile PRP, which some men choose to do.
Injection therapy
For men who do not respond to pills or shockwave, Trimix, a mixture of three medications injected into the side of the penis, produces a reliable erection for most. The first injection is always done in the office so that we can find the right dose and make sure the erection resolves. Trimix is never combined with a PDE5 pill, because stacking the two risks priapism, and any erection lasting more than four hours is an emergency.
Penile implant
For severe ED that has failed everything else, a penile implant is the definitive solution, with high satisfaction. It is surgery, and it is a one-way door, so it comes last.
What to expect at your visit
The first visit is a consultation with examination and blood work, and we book cardiovascular screening at the same time if it is due. If shockwave is appropriate, sessions are scheduled at your convenience at either office; each takes under half an hour including check-in, and you go straight back to your day. We ask you to keep a simple log of erection quality during and after the course, since the change is gradual and easy to underestimate. At the end of the course we review the log together and decide whether a further course, a combination with PRP, or a different approach makes sense. Shockwave therapy for ED is not covered by insurance and is paid out of pocket; we give you the cost of the full course before you start.
When to seek care urgently
An erection lasting more than four hours, whether from an injection or for any other reason, is priapism and can cause permanent damage. Go to an emergency department. Sudden loss of erections with chest pain, shortness of breath or leg pain on walking need prompt medical attention, since they point to the vascular problem behind the ED.
Questions patients ask
How does shockwave therapy improve erections?
Low-intensity acoustic pulses create microscopic stress in the penile tissue, and the body responds by forming new small blood vessels and improving the function of existing ones. Since most erectile dysfunction is a blood-flow problem, better inflow means firmer and more spontaneous erections. The effect builds over the weeks after the course rather than appearing at once.
Who is a good candidate?
Men with mild-to-moderate erectile dysfunction from reduced blood flow, and men who respond to pills but want to depend on them less. It is less useful for severe ED, nerve injury after prostate surgery, venous leak, or psychological ED. An evaluation, often with a penile duplex ultrasound, tells us which group you are in before you commit to a course.
Does it hurt, and is there downtime?
No and no. Sessions take about fifteen to twenty minutes, feel like tapping or mild tingling, and require no anesthesia. You can drive, work and have sex as usual throughout the course. There are no known long-term side effects from low-intensity treatment.
Why do you want to check my heart if I came in for ED?
Because the arteries in the penis are small and show the effects of high blood pressure, cholesterol, diabetes and smoking before larger arteries do. ED often precedes heart disease by years. Screening with an EKG, blood pressure, lipids and glucose, available in our building, lets us treat the underlying problem while it is still easy to treat.
How many sessions are needed and how long do results last?
A course is usually six to twelve sessions over several weeks. Men who respond generally see improvement building over the following one to three months. Results last a year or more for many, and a maintenance course can be repeated. Keeping blood pressure, cholesterol, weight and blood sugar under control helps the benefit last.
Can I keep using Viagra or Cialis during treatment?
Yes. Oral medication can continue during and after shockwave therapy, and many men find they need less of it over time. If you use Trimix injections, never combine them with a PDE5 pill, since stacking the two risks a prolonged erection. Any erection lasting over four hours needs emergency care.
Make an appointment
Manhattan (212) 991-9991 · Forest Hills (718) 360-9550 · same-week visits, most major insurance accepted.