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Learn more about how comparetreatments.com rankings are determined.
ED is one of the most common health conditions there is — NIDDK estimates 30 to 50 million U.S. men are affected — and one of the most heavily marketed, which makes honest comparison hard. Our job on this page is to cut through it: rank the online programs on the criteria that actually predict good care, and give you the medical context to judge any of them yourself.
Every program we feature works through licensed providers and prescribes FDA-approved medication after a medical review. Rankings reflect our editorial methodology, and compensation may influence placement, as our advertising disclosure explains. The clinical facts below are yours regardless of which program you choose.
NIDDK defines ED as being unable to get or keep an erection firm enough for sex. It exists on a spectrum — sometimes but not every time, an erection that does not last, or none at all — and it becomes more common with age: roughly 40% of men at 40 and about 70% at 70. Crucially, NIDDK is explicit that ED is not a normal part of aging; it is a treatable condition that often signals something else worth checking.
That last point matters more than the marketing suggests. Because ED frequently stems from vascular or other underlying conditions, treating it can be the start of addressing your broader health — not just a performance fix. Premature ejaculation is a separate concern with its own treatments, and the two should not be conflated.
Occasional difficulty is common and not the same as ED. NIDDK frames the clinical symptoms as a recurring pattern:
Diagnosis starts with a conversation — a medical, sexual, and mental-health history — and may include a physical exam and labs to find an underlying cause. That is exactly why "skip the doctor" shortcuts are the wrong instinct here: the screening is where treatable contributing conditions surface. A legitimate online program routes you through a licensed clinician for this reason.
Physical health conditions
Mental health
Lifestyle
Medications
The Journal of Sexual Medicine identifies several classes of drugs that can contribute to ED, including:
The first-line treatments are PDE5 inhibitors — sildenafil (Viagra), tadalafil (Cialis), vardenafil (Levitra), and avanafil (Stendra), all FDA-approved. They work by blocking the PDE5 enzyme, which raises levels of a signaling molecule (cGMP) that relaxes blood vessels and improves blood flow to the penis. The American Urological Association names this drug class first-line ED therapy where it is not contraindicated.
One mechanism fact prevents a lot of disappointment: PDE5 inhibitors enable an erection in response to arousal — they do not create desire and they are not testosterone. Without sexual stimulation, the pill does little. This is also why products marketed as "male enhancement" or "sex pills" at gas stations are not the same thing; the only medically recognized oral treatments are the FDA-approved PDE5 inhibitors a clinician prescribes.
| Medication | Dosage | Onset Time | Duration | Food Interaction | Key Notes |
|---|---|---|---|---|---|
| Sildenafil (Viagra) |
25mg, 50mg, 100mg | 30-60 minutes | Up to 4-6 hours | Works best on an empty stomach | Reliable for planned use; requires sexual stimulation |
| Tadalafil (Cialis) |
Daily: 2.5mg, 5mg As needed: 10mg, 20mg |
30-60 minutes 1-2 hours |
Up to 24-36 hours | Minimal food impact. Can be taken with or without food | Ideal for spontaneity; available as daily low-dose |
| Avanafil (Stendra) |
50mg, 100mg, 200mg | 15-30 minutes | Around 6-12 hours | Less affected by food; still best on an empty stomach | Fastest-acting ED pill; good for short notice situations |
| Sildenafil (Viagra) | ||
|---|---|---|
| Dosage | Onset Time | Duration | 25mg, 50mg, 100mg | 30-60 minutes | Up to 4-6 hours |
| Food Interaction | ||
| Works best on an empty stomach | ||
| Key Notes | ||
| Reliable for planned use; requires sexual stimulation | ||
| Tadalafil (Cialis) | ||
|---|---|---|
| Dosage | Onset Time | Duration |
| Daily: 2.5mg, 5mg As needed: 10mg, 20mg |
30-60 minutes 1-2 hours |
Up to 24-36 hours |
| Food Interaction | ||
| Minimal food impact. Can be taken with or without food | ||
| Key Notes | ||
| Ideal for spontaneity; available as daily low-dose | ||
| Avanafil (Stendra) | ||
|---|---|---|
| Dosage | Onset Time | Duration |
| 50mg, 100mg, 200mg | 15-30 minutes | Around 6-12 hours |
| Food Interaction | ||
| Less affected by food; still best on an empty stomach | ||
| Key Notes | ||
| Fastest-acting ED pill; good for short notice situations | ||
Premature ejaculation treatment and ED treatment are not the same, though both address sexual performance issues. Premature ejaculation refers to ejaculating sooner than desired during sex, while ED involves trouble getting or keeping an erection.
A premature ejaculation treatment typically focuses on improving stamina and delaying climax. This can include behavioral strategies, climax control pills, or topical numbing agents. In contrast, ED medications target blood flow.
While some men may deal with both conditions, premature ejaculation pills and treatment plans are tailored differently. Options like premature ejaculation pills may help increase control, but they don’t replace ED medications.
Browse by category:
Best erectile dysfunction pills
Popular ED pills include options that enhance blood flow to the penis, providing effective relief for many men experiencing difficulty achieving an erection. There's no such thing as "male enhancement pills" or “sex pills for men,” but there are clinically tested ED medication erection pills.
Common guidelines for ED pills:
Best blood pressure medication for erectile dysfunction
Certain blood pressure medications have been linked to ED, including beta-blockers and diuretics. Alpha-blockers, ACE inhibitors, and ARBs may be less likely to cause ED. Some research suggests the link between blood pressure medication and ED may be more psychological than physical, and that fear of potential side effects—or other unrelated health issues, can trigger ED symptoms.1
Best statin for erectile dysfunction
Statins are a class of drugs primarily prescribed to lower cholesterol, not as a direct treatment for ED. However, if your ED is linked to high cholesterol from conditions like cardiovascular disease, peripheral artery disease, diabetes, or high blood pressure, statins may improve erectile function when used alongside common prescription ED medications.11
Best nitric oxide supplement for erectile dysfunction
Nitric oxide is a vital compound for many bodily functions, including hormone release, neutransmission, and blood vessel dialation, which is crucial for maintaining erections.3,6 Production of this compound is fuelled by amino acids like L-citrulline and L-arganine.
L-citrulline and L-arganine supplements or foods rich in L-citrulline and L-arganine (nuts, meat, watermelon, legumes, dairy products, red meat, fish and poultry) may or may not be effective in boosting sexual performance in men–the science varies.6
Best testosterone boost for erectile dysfunction / Best natural testosterone boost for erectile dysfunction
Testosterone levels naturally decrease as men age, but lifestyle factors may help slow this decline.
A balanced diet rich in leafy greens, fatty fish, healthy oils, and adequate zinc intake can support a testosterone boost in the body. Regular exercise, weight lifting, managing stress, getting enough sleep, and maintaining vitamin D levels are also key.2,7
While some herbal supplements claim to boost testosterone, the science is inconclusive.
Testosterone replacement therapy (TRT) is the only FDA-approved treatment for low testosterone. It must be prescribed by doctors and is administered via injections, gels, patches, implants, or oral methods. (Only 0.9% to 2.9% of U.S. men are prescribed TRT.)10
Best vitamin for erectile dysfunction
Some vitamins and supplements may help alleviate ED symptoms, but they are not as effective as prescription medications.8 Vitamins that support male sexual health can include B3, B9, B12, C, and D.
A balanced diet and sun exposure typically provides sufficient vitamins and taking excessive amounts can be harmful, interact with medications, or cause side effects, unless advised by a doctor.
Best cream for erectile dysfunction
Eroxon, the only FDA-authorized ED gel, is available without a prescription and works by stimulating nerves through cooling and heating effects. Some men report mild skin irritation, discomfort at the application site, painful erections–And, there’s of course the possibility that any negative effects of creams can affect your partner(s) upon physical contact.
Best medicine for erectile dysfunction without side effects
Though the effects are usually mild and temporary, ED meds can cause headaches, flushing, indigestion, nasal congestion, dizziness, and mild vision disturbances.
Side effects vary from person to person, and the best ED medication without side effects will depend on your unique health profile. Low-dose pills can be an effective way to manage symptoms with potentially fewer drawbacks.
Best premature ejaculation treatment
Premature ejaculation (PE) is another common concern that can be addressed with various premature ejaculation treatments, typically climax control pills (prescription premature ejaculation pills designed to help delay climax), behavioral techniques, or topical treatments.
Best vacuum pump for erectile dysfunction
A vacuum pump for erectile dysfunction draws blood into the penis via a hand- or batter-operated pump, and a constriction ring is placed at the base of the penis to maintain the erection. Results are often temporary, requiring consistent and immediate use before sexual activity. The ring should be removed after about 30 minutes to avoid potential side effects.
Vacuum pumps for ED can be purchased online without a prescription, or a doctor can recommend specific models and brands.
Best shockwave therapy machine for erectile dysfunction
Shockwave therapy machines for erectile dysfunction use low-intensity sound waves to stimulate the growth of new blood vessels in the penis. It designed for men with more persistent cases of ED or men who don’t respond to oral ED medication.
The procedure requires specialized equipment and is typically performed in a medical office or clinic. At-home devices are available, but their effectiveness and safety may not be as well-supported.
Best injection for erectile dysfunction
ED injections are self-administered at home with a small needle before each sexual encounter. While they work quickly and reliably, these injections are typically reserved for men who don’t respond to ED erection pills.
Best pills to help erection strength
Several oral medications are formulated as pills to help erection strength by increasing blood flow to the penis. These include well-known prescription options that target the physical mechanisms of ED, helping men achieve a stronger erection during sexual activity.
PDE5 inhibitors like sildenafil, tadalafil, and vardenafil are FDA-approved and widely prescribed erection pills. While these are not aphrodisiacs, they can support longer-lasting, stronger erections in men diagnosed with erectile dysfunction.
OTC
Despite many sex shops, bodegas and gas stations selling products labeled as the “best sex pill,” there are no FDA-approved over-the-counter (OTC) oral medications for ED. While various supplements are marketed as ‘miracle cures,’ their side effects can range from mild to severe depending on your health and medical history.
Lifestyle changes
Improving lifestyle habits—such as exercising regularly, maintaining a healthy diet, reducing alcohol consumption, and quitting smoking—can potentially improve ED symptoms, result in a strong erection, and have positive effects on sexual performance.4
Before any program's checkout page, know this: PDE5 inhibitors are contraindicated with nitrates. Combining them with nitrate medications — nitroglycerin and isosorbide preparations used for chest pain and heart conditions — can cause a dangerous, potentially life-threatening drop in blood pressure. This is an FDA labeling contraindication for the entire drug class, not a minor caution. If you take nitrates in any form, you must tell the prescribing clinician, and the honest answer may be that oral ED pills are not safe for you.
Alpha-blockers (often used for blood pressure or prostate symptoms) also require caution and careful timing. These interactions are precisely why a real medical review — not a checkout questionnaire you click through — is non-negotiable, and why we score screening quality so heavily in our rankings.
It depends on the cause. When ED stems from a reversible factor — medication side effects, lifestyle, or a treatable psychological driver like performance anxiety — addressing that cause can resolve it. When it reflects vascular disease, diabetes, or nerve damage, treatment more often manages the symptom effectively rather than curing it. Either way, NIDDK notes that diet, exercise, and reducing alcohol and smoking can lower ED risk and improve symptoms, which is why lifestyle change belongs alongside any medication.
Side effects of PDE5 inhibitors are usually mild and temporary — headache, flushing, nasal congestion, indigestion. Follow your clinician's guidance, and treat any program promising a guaranteed "cure" with the same skepticism you would any other overstated medical claim.
Sources used for medical context
Ro ED
Ro is a telehealth company that specializes in men’s health issues, offering a range of treatments for erectile dysfunction (ED) and other conditions. The process is easy & secure from start to finish, plus discreet shipping always.
BlueChew
BlueChew is a digital healthcare service specializing in men’s sexual health, providing prescription treatment for erectile dysfunction in an easy-to-take chewable tablet. Their formulas contain sildenafil, tadalafil, or vardenafil—the same proven active ingredients used in Viagra® and Cialis®.
Rugiet
Rugiet Ready delivers fast, powerful results by targeting both physical performance and mental arousal. With a unique blend of three active ingredients in a quick-dissolving dose, it’s designed to work in minutes—ready whenever the moment strikes.
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