Depending how quickly your body metabolizes it, you may be able to get several erections with sildenafil in your body; however, it likely won’t help you last longer in bed. There has been no research to definitively prove if sildenafil can increase how long you can have sex.

Sildenafil vs. Other Options

Sildenafil is designed to be taken at a minimum dose, and taking too much of it will increase your risk of experiencing side effects, particularly more dangerous effects. It is never advised to take more than your prescribed amount per day, and it’s critical not to take more than 100 mg of sildenafil in a 24-hour period. Sildenafil is generally considered to be a safe treatment of erectile dysfunction for those with an appropriate medical history. Since sildenafil is a prescription medication, it will require a licensed provider reviewing your medical history before prescribing it. It’s important to be honest with your provider about other medications that you may be taking, as sildenafil can interact negatively with several other drugs.

Therapies for Erectile Dysfunction

Sildenafil interacts dangerously with nitrate medications such as nitroglycerin, isosorbide dinitrate, and amyl nitrate, which are typically prescribed for chest pain. In addition, it will react dangerously with guanylate cyclase stimulators such as Adempas (riociguat), which is used to treat pulmonary hypertension. If you are taking any of these medications and also take sildenafil, it’s possible to experience a sudden and severe drop in blood pressure, which could be fatal. In addition to these medications, sildenafil is not recommended for people with a history of heart problems. While it’s possible for someone with no history of heart problems to experience some of the more rare side effects like heart attack, stroke, and irregular heartbeat, these potential sildenafil side effects are more common in patients with a previous history or heart issues. It’s possible for sildenafil to not work again immediately after sex, too. Normally, it’s difficult to get another erection right after ejaculating because the body isn’t prepared physically. This is known as the refractory period, and it may only last a few minutes but can last as long as a few hours or even days.

Product Dosage Quantity + Bonus Price
Viagra Generic50mg60 + 4 Pills83.93€ 79.93€
Viagra Generic50mg360 + 10 Pills225.33€ 214.60€
Viagra Generic150mg90 + 6 Pills147.18€ 140.17€
Kamagra Oral Jelly100mg90 + 8 Sachets303.56€ 289.10€
Kamagra Soft Tabs100mg60 + 4 Pills180.59€ 171.99€
Viagra Generic100mg360 + 10 Pills330.21€ 314.49€
Viagra Generic25mg10 Pills25.19€ 23.99€
Kamagra Oral Jelly100mg30 + 5 Sachets136.20€ 129.71€
Kamagra Polo100mg120 + 6 Pills327.15€ 311.57€
Viagra Generic25mg120 + 6 Pills125.56€ 119.58€
Kamagra Polo100mg20 Pills83.56€ 79.58€
Viagra Generic50mg20 Pills40.52€ 38.59€
Kamagra100mg120 + 6 Pills330.74€ 314.99€
Kamagra Polo100mg84 + 4 Pills244.49€ 232.85€
Kamagra Oral Jelly100mg110 + 9 Sachets334.87€ 318.92€
Viagra Generic25mg30 + 4 Pills47.97€ 45.69€
Kamagra Soft Tabs100mg20 Pills79.79€ 75.99€

Sildenafil is prescribed for ED at up to 100 mg in a single dose.

How Much Is Too Much Sildenafil?

The rise of tadalafil (Cialis), vardenafil (Levitra), and their generic forms have all cut into the revenue that Viagra once generated, but sildenafil is still the most popular ED treatment in the U.S. Erectile dysfunction is a health condition in which a man is unable to achieve or maintain an erection that's firm enough for penetrative sexual activity. When the penis is not supplied with enough blood, an erection becomes virtually impossible to achieve. Erectile dysfunction is a common issue among men, affecting nearly 30 million men in the United States alone. Every guy will experience the occasional erection issue, but many men experience this issue every time they attempt to have sex.

Special Populations

There are quite a few reasons for a man to experience chronic erectile dysfunction, such as underlying medical conditions, lifestyle factors, and emotional or psychological issues. Some of the most common medical conditions that are known to contribute to erectile dysfunction include: In addition, lifestyle and psychological factors such as smoking, drinking, and stress, may also contribute to erectile dysfunction. Using certain medications, specifically those that are used to treat high blood pressure, heart disease, and depression, are also known to potentially cause erectile dysfunction. It’s possible to improve or prevent erectile dysfunction with a few lifestyle changes. Some of the most effective lifestyle changes to improve the symptoms of ED include: Getting more exercise, in particular cardiovascular and aerobic exercise Getting more exercise, in particular cardiovascular and aerobic exercise Reducing stress or anxiety in your life Reducing stress or anxiety in your life Managing weight and increasing fruits and vegetables while reducing refined carbohydrates and sugar Managing weight and increasing fruits and vegetables while reducing refined carbohydrates and sugar Sildenafil%20class%20of%20medications.) is the active ingredient in Viagra and is also the generic version of the drug. It should not be taken at higher doses, and pills should not be mixed to increase the dose beyond 100 mg. This could result in an unsafe drop in blood pressure or worse.

  • Sildenafil 60mg may cause headaches as a common side effect.
  • Avoid grapefruit or grapefruit juice while on this medication.
  • Consult a doctor before combining with other medications.
  • Do not use if you have severe heart or liver problems.

Do not take more than your recommended dose in any 24 hour period. Sildenafil is just one sildenafil 100 mg cost option for treating erectile dysfunction. Over the years several other effective ED meds have hit the market with various pros and cons.

Contraindications for Revatio

Just like any medication, there are several potential side effects associated with using sildenafil. Side effects are more likely to occur in people that have difficulty processing sildenafil or in people that are taking higher doses. The most common side effects associated with sildenafil include: Numbness, burning, or tingling in the hands, arms, feet, or legs Numbness, burning, or tingling in the hands, arms, feet, or legs Other side effects that are more serious, yet rarely reported, may require you to seek immediate medical attention. Hearing decrease, hearing loss, or tinnitus (ringing in the ears) Hearing decrease, hearing loss, or tinnitus (ringing in the ears) Priapism, or an erection lasting longer than four hours Priapism, or an erection lasting longer than four hours Sudden loss of vision in one or both eyes Sudden loss of vision in one or both eyes Sildenafil is a phosphodiesterase type 5 (PDE5) inhibitor, which basically means that it helps the smooth muscles of the arteries in the penis stay relaxed for a longer period of time than usual. This helps to increase blood flow into the penis and also works to trap blood in the penis, helping to maintain an erection that is firm enough for sexual activity.

Vitamin K Antagonists

To achieve this result, sildenafil still requires adequate stimulation and arousal. It's not able to create an erection without the assistance of certain chemicals released by your body during arousal. But, it removes the body's natural braking mechanism, allowing the erection process to get 50 mg sildenafil price going effectively. On average, the effects of sildenafil will last between two to three hours before they start to diminish. It’s possible for sildenafil to last up to five hours or even longer depending on the dose and your metabolism. They both typically take about 30 minutes or so to kick in and will remain in your system for two to four hours. Tadalafil, the active ingredient in Cialis, offers a different experience. This drug begins to work after about 30 minutes but will stay in your system for between 24 and 36 hours. It’s for this reason that tadalafil is often preferred when tried head-to-head because its timeframe for intimacy is so much longer than sildenafil, which is taken in the hours before sex. Cialis is sometimes known as "the weekend drug" for this reason. Sildenafil is a highly effective treatment for erectile dysfunction, but it’s important not to take more than the prescribed dose. Under no circumstances should you take more than 100 mg in a 24 hour period. The side effects could be dangerous and possibly result in death.

Parameter Value Notes
Absorption time 30-120 minutes Peak plasma levels typically in 60 min
Half-life Approx. 4 hours Duration varies by individual
Oral bioavailability About 40% Depends on food and other factors

Sildenafil is one of the most popular treatments for erectile dysfunction under the brand Viagra. It’s important to talk with your provider about getting your dose right, and if you're taking sildenafil, it’s important not to take more than the recommended dose, whether it's working or not. If you're curious about trying prescription ED meds like Viagra or sildenafil, Rex MD can help. We help men access ED treatment from the comfort of home. Click here to learn more and get started. Spontaneous sex for less than $2/day If you’ve searched the web for information about ED medication, you’ve no doubt seen Viagra® mentioned alongside a drug called sildenafil. Given how often they’re interchanged, you might be wondering if there are any differences when it comes to sildenafil vs.

What special precautions should I follow?

Sildenafil is sold as two separate drugs and under multiple brand names, both manufactured by the pharmaceutical company Pfizer. Viagra is the well-known brand made specifically for treating erectile dysfunction, while Revatio® is the other brand name under which Pfizer markets sildenafil at a lower dose of 20 mg for treating pulmonary arterial hypertension. In December of 2017, Pfizer’s patents for sildenafil were deemed no longer protective, which allowed other companies to begin manufacturing their own versions of sildenafil. These generic versions of sildenafil are now available widely and cost significantly less than the brand name and trademarked Viagra, despite being identical from a chemical or mechanistic standpoint. Generic drug manufacturers must prove "bioequivalence" pfizer sildenafil 100 of their sildenafil to the U.S.

How much does Viagra cost compared with sildenafil?

Food and Drug Administration, demonstrating that their new medication works the same way as the original reference drug – in this case, Viagra. Depending on factors such as age, medical history, weight, and severity of the condition, healthcare providers will prescribe different doses of Viagra or sildenafil. Sildenafil comes in tablet form with available doses of 25 mg, 50 mg, and 100 mg. The average starting dose is typically 50 mg, but depending on desired results, a provider may increase or decrease the prescribed dose. It’s important not to take more than the prescribed dose in one day, and taking more will most likely not result in a firmer erection or longer effects. Viagra. Put simply, Viagra is the FDA-approved brand-name version of sildenafil, a prescription medication for ED.

  • Do not drive or operate machinery after taking sildenafil.
  • Sexual activity with underlying health risks should be discussed.
  • Be aware of potential dizziness or vision changes.
  • Follow your healthcare provider’s dosage instructions closely.

Sildenafil is the main active ingredient in Viagra. Like the store-brand salad dressing made with the same ingredients as its brand-name equivalent, sildenafil is just as good as the “little blue pill,” but cheaper.

  • Keep track of any side effects to report promptly.
  • Avoid taking it with fatty foods for quicker absorption.
  • Use as part of a comprehensive approach to ED.
  • Medication adherence is key to effectiveness.

Keep reading to learn more about the similarities and differences between these drugs, and how to choose the best one for you.

Condition Risk Recommendation
Nitrate medication use Severe hypotension Should not be combined
Heart disease Increased cardiac risk Consult a cardiologist before use
Severe liver impairment Altered drug metabolism Dose adjustment or avoid use

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