N-Desethyl-N-Methyl Vardenafil | CAS 224785-87-9 - Request Quote
You should not take more than 20mg of Levitra or generic vardenafil.
Route of administration
On average, vardenafil works for up to eight hours after you take it, according to an article published in the journal, European Urology. However, the drug’s effects usually start to fade after about four hours. Viagra, as well as generic sildenafil, has a half-life of four hours. It works for at least four hours after you take it at a normal dose. Most men notice the effects of Viagra fading after about three to four hours.
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In general, Levitra and Viagra both last for a similar amount of time. Neither drug is particularly long-lasting, meaning that if you take them after dinner, the effects will usually end right before you go to sleep for the night. Cialis® (tadalafil), on the other hand, is designed to provide relief from erectile dysfunction for up to 36 hours per dose, making it the best option if you need a “weekend” ED drug that offers longer-lasting results or a regular-use medication that can be taken as a daily dose. Overall, Levitra and Viagra both last for a similar amount of time, although Levitra has a slightly longer duration of action. Both medications are a good option if you want to enjoy relief from ED and improve your sexual performance for one night.
Other Medical Problems
Levitra and Viagra are both very effective at treating erectile dysfunction. In clinical trials, around 80 percent of men affected by ED reported being able to get and maintain satisfactory erections after taking Levitra or Viagra. In a clinical trial of Levitra published by the FDA, 80 percent of men with erectile dysfunction reported improvements in their ability to develop an erection sufficient for penetrative sex after taking 20mg of Levitra (the highest recommended dose), compared to 52 percent who used a placebo. The same trials of Levitra also demonstrated that 65 percent of men treated using a 20mg dose were able to maintain their erection throughout sexual activity. In a clinical trial of Viagra published in the International Journal of Impotence Research, 92 percent of men reported improved erections after using Viagra for 36 weeks on doses ranging from 25 to 100mg. Levitra 5mg is the lowest available dose of Levitra.
| Product | Dosage | Quantity + Bonus | Price | |
|---|---|---|---|---|
| Cialis Generic | 10mg | 60 + 6 Pills | 105.81€ 100.77€ | |
| Tadalista Super Active | 20mg | 60 + 8 Pills | 230.32€ 219.35€ | |
| Cialis Generic | 10mg | 10 Pills | 31.41€ 29.91€ | |
| Levitra Generic | 40mg | 60 + 4 Pills | 162.37€ 154.64€ | |
| Kamagra Oral Jelly | 100 mg | 220 + 18 Sachets | 662.24€ 630.70€ | |
| Viagra Soft Tabs | 100mg | 10 Pills | 36.93€ 35.17€ | |
| Viagra Generic | 25mg | 30 + 4 Pills | 47.97€ 45.69€ | |
| Cialis Generic | 60mg | 180 + 10 Pills | 313.11€ 298.20€ | |
| Tadalista Super Active | 20mg | 30 + 6 Pills | 128.09€ 121.99€ | |
| Kamagra Gold | 50 mg | 120 + 6 Pills | 281.13€ 267.74€ | |
| Viagra Soft Tabs | 100mg | 270 + 10 Pills | 419.95€ 399.95€ | |
| Cialis Original | 20mg | 34 + 2 Pills | 183.99€ 175.23€ |
This lower dose of Levitra is typically used to treat mild erectile dysfunction, typically in younger men.
| Brand | Cost (USD) for 20 tablets | Typical Quality | Source Type |
|---|---|---|---|
| Levitra | $50 - $80 | Brand Name | Pharmacy, Online |
| Staxyn | $60 - $100 | Brand Name | Prescription Only |
| Generic Vardenafil | $10 - $30 | Generic | Online, Local Pharmacy |
| Valif | $55 - $85 | Brand Name | International Markets |
Clinical trials of Levitra suggest that the 5mg dose is enough to cause an improvement in erections for most men.
- Some treatment centers offer vardenafil payment plans for affordability.
- The price of vardenafil can be affected by changes in patent status.
- Lower-cost vardenafil options are available in certain markets with subsidies.
Viagra is available as a 25mg, 50mg or 100mg oral tablet.
Vardenafil (Generic Levitra®) FAQs
Overall, if you need an ED medication you can take at dinner without having to worry too much about effectiveness, Levitra is a better choice than Viagra, according to an article published in the Journal of Clinical Pharmacology. However, with both drugs, it’s best to avoid large, high-fat meals. Because Levitra and Viagra are both PDE5 inhibitors that work in the same way to reduce the severity of erectile dysfunction, they have similar side effects. However, there is one unique side effect of Levitra that’s important to know about if you have any medical conditions that cause irregular heartbeat, such as long QT syndrome. The most common side effects of Levitra and Viagra are nasal congestion or stuffy nose, headache, back pain, flushing in the face, heartburn/indigestion or upset stomach.
Common Side Effects:
It’s also possible to experience serious side effects, like blurred/blue-tinted vision or vision loss and muscle aches after using either medication, especially if you take a relatively high dose. The side effects of Levitra and Viagra usually develop two to three hours after you first take the medication. Certain side effects, such as headaches and/or indigestion, may persist for several hours after the effects of Levitra or Viagra wear off. Although the side effects of Viagra and Levitra are generally similar, there is one side effect of Levitra that’s important to know about if you have any conditions that cause irregular heartbeat, such as long QT syndrome. If you have long QT syndrome or any heart condition that can cause an abnormal heart rhythm and/or heart palpitations, you should not use Levitra.
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Long QT syndrome can be caused by several medications, including cardiovascular drugs and antibiotics. It’s also important to inform your healthcare provider if you have any other heart health issues, such as a prior heart attack, stroke, heart failure, heart surgery or risk factors for heart disease, before you use Levitra, Viagra or other erectile dysfunction drugs. These conditions, as well as medications used to treat them, may affect the safety of Levitra or Viagra. Concerned about the side effects of Levitra and Viagra? Our detailed guide to what you should expect from ED medication explains the most common side effects of Levitra, Viagra and Cialis, from heartburn and headaches to facial flushing and others. The recommended dose of Viagra is 50mg, taken prior to sex.
What Is Levitra (Vardenafil)?
89 percent of men reported improved erections after using Viagra for 52 weeks on the same doses. When it comes to treating erectile dysfunction, Levitra and Viagra are both equally effective. If you’re prone to ED, both medications should provide relief from ED and an improvement in your sexual performance, provided you take the correct dose for you. Verdict: There is no statistically significant difference in effectiveness between Levitra and Viagra. Levitra and Viagra are both fast-acting medications, meaning you usually won’t need to wait for long after taking either drug to have sex.
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Taken at a standard dose, Levitra starts working after around 30 minutes. You’ll typically get the best results by taking your prescribed dosage of Levitra or tadalis 20 generic vardenafil approximately one hour before you plan to have sex. However, hims now offers Vardenafil chewables which start working in as little as 15 mins. Viagra can be taken as needed 30 minutes before sex. However, like with Levitra, it’s generally recommended to take your prescribed dosage of Viagra approximately one hour before you plan to engage in sexual activity for optimal results.
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Overall, both medications take around the same time to start working and provide the best results after approximately one hour. Levitra usually isn’t affected by food, meaning you can take it with or shortly after a meal without affecting the amount of time required for the medication to start working. It’s best to avoid highly fatty meals when using Levitra, as these may slow down absorption of the medication. Viagra is affected by food and is designed to be taken on an empty stomach. If you take Viagra after eating, it might take longer than one hour for the medication to begin working, especially if you eat a large meal with a high fat content. Your healthcare provider will likely prescribe this dosage of Viagra if you have mild to moderate erectile dysfunction. Viagra 100mg is the highest dose of Viagra.
- Buying in bulk from reputable online pharmacies often yields savings.
- Special promotions and seasonal discounts reduce vardenafil costs.
- Some pharmacies offer package deals for multiple vardenafil packs.
Your healthcare provider may prescribe Viagra at this dosage if you have persistent or severe erectile dysfunction that doesn’t improve when you take Viagra at a lower dosage.
Dosage of Levitra for ED
Levitra and Viagra are both safe and effective libido for women medications for most men with sexual dysfunction. However, there are a few situations in which both erectile dysfunction medications have drug interactions, causing issues such as dizziness, hypotension (low blood pressure) and slow drug metabolization. All PDE5 inhibitors, including Levitra and Viagra, can interact with nitrates (like nitroglycerin) and other drugs used to treat angina and/or high blood pressure. When used together, these medications can cause a sudden low blood pressure that may cause dizziness, fainting, heart attack or stroke. In addition to prescription nitrate medications, Levitra and Viagra may interact with recreational drugs that contain nitrates, such as amyl nitrate, amyl nitrite or butyl nitrate “poppers.” Make sure to inform your healthcare provider about any medications you currently use or have recently used, including heart or blood pressure medications, or any supplements you may be taking before taking any medication for erectile dysfunction.
Vardenafil compared to other PDE5 inhibitors
According to an article published in the journal, Clinical Pharmacology and Therapeutics, grapefruit and grapefruit juice may interact with ED drugs such as Levitra and Viagra, causing your body to metabolize either medication slower than normal. Make sure to avoid consuming any food or drinks that contain grapefruit before or while using Levitra, Viagra or other PDE5 inhibitors. Although light alcohol consumption (one to two servings of wine, beer or other types of liquor) generally isn’t an issue while using PDE5 inhibitors, you should avoid drinking to excess if you have used Levitra or Viagra. If you have any existing medical conditions, had a stroke, heart attack or other cardiovascular events, or if you have existing heart disease, you’ll need to seek medical advice from a healthcare provider before considering Levitra or Viagra. Verdict: Levitra and Viagra are both safe for most people.
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However, you need to inform your healthcare provider about any other prescription medications you use, especially nitrates and other drugs used to treat hypertension. Because erectile dysfunction can vary in severity, Levitra and Viagra are both prescribed at a range of dosages. The recommended initial dose of Levitra is 10mg taken one hour prior to sex. If you have mild or moderate ED, your healthcare provider will likely probably be put on this dose to assess your results. You may be prescribed this dose if you have severe or persistent erectile dysfunction that doesn’t improve with the 10mg dose of Levitra. Viagra 25mg is the lowest recommended dosage of Viagra.
| Year | Average Cost for 20mg (USD) | Note |
|---|---|---|
| 2020 | $35 | Rising generic options |
| 2021 | $30 | Slight decrease |
| 2022 | $25 | Market competition grows |
| 2023 | $20 | Price stabilization |
| 2024 | $25 | Slight increase again |
It’s typically used to treat mild ED in younger men, or in men who have severe, persistent or bothersome adverse effects from Viagra at a dosage of 50 or 100mg. In general, it’s easy to use Levitra or Viagra at the appropriate dose for you, letting you get all of the benefits of the medication with as few side effects as possible.
| Quantity Purchase | Price per 20mg (USD) | Savings Compared to Single Purchase | Vendor Type |
|---|---|---|---|
| 50 Pills | $8 - $12 | 30-50% | Online Wholesale |
| 100 Pills | $7 - $10 | 40-60% | International Supplier |
| 200+ Pills | $6 - $9 | Up to 70% | Bulk Discount Deals |
Levitra and Viagra are both available as brand-name and generic medications, meaning the cost of using either drug can vary significantly based on whether you select the original medication or the more affordable generic version.
- Vardenafil affordability has increased with the rise of online pharmacies.
- Patients should verify the legitimacy of virtual vendors to avoid extra costs.
- Price fluctuations can occur due to market demands and manufacturing costs.