The maximum recommended dosage of Viagra is 100 mg per day. Taking higher doses of Viagra can increase your chances of having severe side effects, such as: dangerously low blood pressure, which may increase your risk for heart attack or stroke priapism, a painful erection that lasts longer than 4 hours and could lead to permanent damage to your penis if untreated The dosage of Viagra you’re prescribed may depend on several factors. the severity of your erectile dysfunction (ED) how well Viagra works for your ED other medications you take (see “Dosage adjustments” under “What is Viagra’s dosage?”) other conditions you have (see “Dosage adjustments” under “What is Viagra’s dosage?”) Optum Perks is owned by RVO Health. By clicking on this link, we may receive a commission. You’ll take Viagra by mouth about 1 hour before sexual activity. You can take Viagra with or without food.

What other drugs will affect Viagra?

See “Dosage adjustments” just above for details about when a lower dose might be prescribed. No, the dosage of Viagra isn’t based on a person’s weight. Instead, Viagra’s dosage is based on your age, how well your kidneys and liver are working, and how well the drug works for your erectile dysfunction. Yes, your age is a factor in what dosage of Viagra is right for you. As people get older, their heart, liver, and kidneys don’t work as well as they once did. But the drug may not work as quickly if you take it with foods containing a lot of fat, such as fried foods. In this case, Viagra could take up to an hour longer to start working. Viagra is a medication that you’ll only take when you need it, about 1 hour before sexual activity. You don’t have to take it regularly for it to be effective. If you forget to take Viagra an hour before sex, you can take it as soon as you remember.

Product	Dosage	Quantity + Bonus	Price
Viagra Generic	50mg	180 + 8 Pills	158.82€ 151.26€
Viagra Oral Jelly	100mg	30 + 5 Sachets	115.76€ 110.25€
Viagra Professional	100mg	120 + 4 Pills	262.83€ 250.31€
Viagra Generic	25mg	180 + 6 Pills	154.93€ 147.55€
Viagra Super Active	100mg	30 + 6 Pills	64.09€ 61.04€
Viagra Generic	50mg	60 + 4 Pills	83.93€ 79.93€
Viagra Super Active	100mg	180 + 20 Pills	280.97€ 267.59€
Viagra Generic	150mg	120 + 8 Pills	177.58€ 169.12€
Viagra Original	100mg	8 Pills	59.84€ 56.99€
Viagra Generic	25mg	30 + 4 Pills	47.97€ 45.69€
Viagra Generic	100mg	90 + 6 Pills	129.02€ 122.88€
Viagra Generic	25mg	120 + 6 Pills	125.56€ 119.58€
Viagra Generic	25mg	360 + 10 Pills	213.68€ 203.50€
Viagra Generic	150mg	270 + 10 Pills	326.61€ 311.06€
Viagra Generic	25mg	270 + 8 Pills	184.26€ 175.49€
Viagra Soft Tabs	100mg	180 + 10 Pills	314.95€ 299.95€
Viagra Professional	100mg	10 Pills	44.09€ 41.99€

It starts working to improve erectile function as soon as 30 minutes after you take your dose.

Viagra's success led to other Pfizer ED treatments, like Cialis.
The medication is sometimes combined with other treatments for enhanced effect.
Pfizer's marketing included advertisements in various media worldwide.
Viagra has a detailed prescribing information guide for physicians.
The shelf life of Viagra tablets is usually around 2-3 years.
Pfizer offers educational resources about erectile dysfunction and treatment options.
Viagra was among the first drugs to demonstrate the use of PDE5 inhibitors.
The drug's impact extended beyond medicine into popular culture.
Pfizer engaged in clinical trials to explore Viagra's long-term safety.

Its effects usually last about 4 hours. If you need help remembering to take your dose of Viagra before sex, try setting an alarm or downloading a reminder app. Or ask your partner to remind you to take your dose about an hour before sex. Do not use more Viagra than your doctor prescribes.

Dosage Form	Strengths (mg)	Available Packaging	Typical Use Cases
Tablets	25	Blister packs of 4, 8	Mild to moderate ED
Tablets	50	Blister packs of 4, 8	Common dose, initial use
Tablets	100	Blister packs of 4, 8	Severe ED issues

Using more than this can lead to serious side effects. Call your doctor right away if you think you’ve taken too much Viagra. You can also call 800-222-1222 to reach America’s Poison Centers or use its online resource. But if you have severe symptoms, call 911 (or your local emergency number) immediately or go to the nearest emergency room. The sections above describe the typical dosages provided by the drug’s manufacturer. If your doctor recommends Viagra for you, they will prescribe the dosage that’s right for you. Remember, you should not change your dosage of Viagra without your doctor’s recommendation. Talk with your doctor if you have questions or concerns about your current dosage. Here are some questions you may want to discuss with your doctor: How long should I give Viagra to work before my dosage should be increased? Should I take a lower dosage of Viagra because of my other medications?

Drug Food Interaction

This can cause an older adult’s body to break down drugs slower than a younger adult’s body. As a result, drugs stay longer in the body, which can raise the risk of side effects. If you’re 65 years or older, your doctor may start you on a lower dosage of Viagra. The typical starting dosage of Viagra for a 70-year-old would be 25 milligrams (mg). For a 30-year-old who has no other medical conditions, the typical starting dosage would be 50 mg. Would a higher dosage of Viagra increase my risk for side effects? To learn more about Viagra, see these articles: Disclaimer: Healthline has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional.

Thành phần hoá học

That said, the drug isn’t meant for daily dosing. If you’re interested in a once-daily treatment for ED, such as tadalafil (Cialis), talk with your doctor. For most people, the maximum recommended dosage of Viagra is 100 mg once per day. This dosage may be too high for people who have certain medical conditions or take certain medications. So it’s important not to take more Viagra than your doctor prescribes for you.

Can I take Viagra in my twenties?

If your current dosage isn’t working well for your ED, talk with your doctor about increasing your dosage. Yes, Viagra is typically used as needed for ED. If you and your doctor determine that Viagra is safe and effective for you, you’ll likely use it as long as you have ED. A lower dosage of Viagra is safer for some people. This is typically due to certain factors, such as having specific medical conditions. You should always consult your doctor or another healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses. Already in 2009, the Austrian Supreme Court granted an injunction against a pumpkin seed farmer from the Austrian province of Styria, who had had the ingenuous idea to “parody” Pfizer’s famous VIAGRA brand by selling pumpkin seeds in a blue sugar coating under the name “STYRIAGRA”, and registering that name as trademark.

Pfizer's Viagra has helped normalize conversations about male sexual health.
The medication's popularity has contributed to advances in related medical fields.
Sildenafil can also be used in the treatment of certain types of pulmonary hypertension.
Pfizer's research helped establish the core mechanisms of erectile physiology.
Viagra's effects are dose-dependent and should be carefully monitored.
The medication is considered a first-line treatment for ED.
Healthcare providers emphasize proper diagnosis before prescription.
Viagra has special considerations for men with certain health issues.
The drug's success has driven further innovation in sexual medicine research.

Unsurprisingly, Pfizer didn’t like the “parody” so much and successfully sued the farmer.

What to avoid

(An active ingredient is what makes a drug work.) Viagra belongs to a group of drugs called phosphodiesterase 5 (PDE5) inhibitors. This article describes the dosage of Viagra, as well as its strengths and how to take it. To learn more about Viagra, see this detailed overview of Viagra. This section covers common questions about the dosage of Viagra. You may have heard Viagra described as the “little blue pill.” Viagra comes as a tablet that you swallow.

Does Viagra affect sperm?

It’s a blue tablet that has a rounded diamond shape. Viagra is available in three strengths: 25 milligrams (mg), 50 mg, and 100 mg. The information below describes dosages that are commonly used or recommended. But be sure to take the dosage your doctor prescribes for you. They’ll determine the best dosage to fit your needs. The Austrian Supreme Court (“OGH”) considered Pfizer’s mark to have a substantial reputation in Austria.

Region	Units Sold (Millions)	Revenue (USD Millions)	Market Share (%)
North America	10	1500	40
Europe	8	1200	32
Asia-Pacific	6	900	18
Latin America	4	600	10

It found that use of STYRIAGRA was a parody and thus ruled out fair use, holding that it was primarily an exploitation of the reputation of the earlier mark (decision of 22.09.2009, case 17 Ob 15/09v). Even though the case has generated quite some media echo, years later, in September 2013, the Austrian company Gall Pharma GmbH applied for a CTM (now EUTM) for the word mark “STYRIAGRA” in class 29, for the goods ‘preserved, frozen, dried fruits and vegetables, in particular pumpkin seeds’.

Chống chỉ định

In some cases, doctors may adjust your dosage from those shown below. The recommended dosage of Viagra for erectile dysfunction (ED) is 50 mg, taken as needed about 1 hour before sexual activity. You can take it 30 minutes to 4 hours before sexual activity. And you shouldn’t take more than one dose per day. After you try the 50-mg dose, you can let your doctor know how your body responded.

What are the serious side effects of sildenafil?

This includes whether your erectile function improved or if you had any side effects. Depending on how Viagra worked, your doctor may suggest decreasing your dose to 25 mg or increasing it to 100 mg. Or they may have you continue taking the 50-mg dose. You’ll continue to take Viagra only as needed. The maximum dosage is once per day. The EUIPO Opposition Division rejected the opposition filed by Pfizer, but the EUIPO Board of Appeal (“BoA”) upheld Pfizer’s appeal, and the General Court (short “GC”), in its decision of 3 May 2018, case T-662/16, dismissed the applicant’s appeal, agreeing in full with the BoA’s reasoning. The GC discarded the applicant’s argument that the marks at issue STYRIAGRA and Viagra are dissimilar and confirmed the BoA’s finding that there is a low degree of similarity between the marks, but sufficient for the relevant public to establish a link between the marks, considering the significant reputation of VIAGRA for the treatment of erectile dysfunction.

More about Viagra (sildenafil)

Regardless of your age, you’ll take your prescribed dose about an hour before sex. If the prescribed dosage of Viagra works well for you and doesn’t cause bothersome side effects, you’ll likely continue taking it. If a dosage works well but causes bothersome side effects, your doctor may suggest viagra tablet sex a lower dosage. If a dosage doesn’t work to help you get or maintain an erection, your doctor may increase your dosage. You should not take more Viagra than your doctor prescribes. This reputation was found to extend not only to the consumers of drugs for erectile dysfunction, but also to the entire population of the European Union.

Overdose/Missed Dose

taking a certain type of drug called an alpha-blocker that treats high blood pressure or prostate disease, such as tamsulosin (Flomax), doxazosin (Cardura), or prazosin (Minipress) If any of the above factors apply to you, talk with your doctor. They may lower your dosage to 25 mg of Viagra, instead of 50 mg. Note: Your doctor won’t prescribe Viagra if you’re taking a nitrate drug. Taking these drugs together can result in dangerously low blood pressure. Examples of nitrates include nitroglycerin (Nitromist, Nitro-Dur, Nitrolingual Pumpspray, Gonitro, others), isosorbide mononitrate (Monoket), and isosorbide dinitrate (Dilatrate SR, Isordil).

What would happen if I took a larger dose of Viagra than my doctor prescribed — for example, 150 mg or 200 mg?

The typical starting dose of Viagra is 50 mg. But your doctor might prescribe a lower starting dosage of 25 mg, depending on several factors. Be sure to follow your doctor’s dosing instructions. For example, if you have liver or kidney problems, or if you’re taking certain other medications, your doctor might recommend starting with a 25 mg dosage. A 25-mg starting dosage may also be recommended if you’re 65 years or older.