How Viagra Works in the Body

It can also interact with alcohol and certain foods. Also tell them about any vitamins, herbs, or supplements you use. For a more detailed overview of these interactions and what effects they might cause, see this guide to Viagra interactions. Be sure to talk with your doctor if any of the following apply to you: heart problems, such as a history of heart attack, stroke, or high blood pressure heart surgery within the past 6 months irregular penis shape, such as a curved penis (Peyronie’s disease) blood cell disorders, such as sickle cell anemia or low platelet count previous allergic reaction to Viagra or any of its ingredients Whether you have health insurance or not, cost may be a factor when you’re considering Viagra.

2. Timing matters.

Viagra is a useful form of treatment for erectile dysfunction. It is best to take the drug around 60 minutes before sexual activity, and its effects can last up to 4 hours. Viagra cannot cause an erection if there is a lack of sexual arousal. There are several other methods for managing erectile dysfunction, including taking other medications, making lifestyle changes, and seeking therapy or counseling. It is important to seek help from a healthcare professional rather than trying to treat the condition alone.

What are the serious side effects of sildenafil?

Viagra is a prescription tablet that’s used to treat erectile dysfunction in adults. It comes in three strengths (25 mg, 50 mg, and 100 mg) and is taken as needed up to 4 hours before sexual activity. Common side effects of Viagra include headache, flushed skin, muscle and back pain, and vision changes. The frequency and severity of some side effects may increase at higher doses of Viagra. The price of Viagra tablets can depend on multiple factors, including where you buy it, whether you’re prescribed the brand-name or generic drug, and whether you qualify for any coupons or savings programs.

Related treatment guides

You may also be able to fill your Viagra prescription through an online pharmacy. It’s also available in a generic form called sildenafil. Keep reading to learn more about the drug, including details about its side effects, price, and how to get it. Like most drugs, Viagra may cause mild or serious side effects. The lists below describe some of the more common side effects that Viagra may cause. What you’ll pay for Viagra may depend on several things, such as your treatment plan and the pharmacy you use. Here are a few things to consider regarding cost: Comparing pharmacies: The price of Viagra may vary depending on which pharmacy you use, so it can help to compare prices across pharmacies to find the lowest cost. Generic form: Viagra is available as the generic drug sildenafil. Generics usually cost less than brand-name drugs. Talk with your doctor if you’d like to know whether sildenafil could be an option for you. Drug coupons: You may be able to find drug coupons on prescription discount websites that can reduce the cost of your medication. These coupons cannot be used with insurance copays or benefits, but the discounted price may be lower than what you would pay through insurance. If you have questions about how to pay for your prescription, talk with your doctor or pharmacist. To learn more about Viagra’s price and how to get it, check out these resources: If you have erectile dysfunction, your doctor may recommend that you take Viagra. Be sure to tell your doctor about any medical conditions you have and any medications you take before starting Viagra. Your doctor can determine if this drug is right for you.

Some questions that you may wish to ask your doctor include: Is Viagra safe for me given my medical history? What’s the best dosage of Viagra for me? What yellow viagra pill should I do if Viagra doesn’t work?

• Viagra can sometimes cause visual disturbances like blurred vision.
• The medication should be used with caution in men with eye conditions.
• Recreational use of Viagra without prescription is illegal and risky.
• Viagra is sometimes used off-label for other medical conditions.
• Combining Viagra with certain herbal supplements can be dangerous.
• The drug is generally considered safe when used as directed.
• Medication adherence ensures optimal therapeutic effects.

How should I manage side effects of Viagra? To learn more about Viagra, see these articles: Side Effects of Viagra: What You Need to Know Viagra vs. Levitra: What You Should Know Will Chewing Up Viagra Make It Work Faster? Comparing Cialis and Viagra: Which One Is Best for You?

More about Viagra (sildenafil)

This also widens your blood vessels to allow more blood to flow into your penis. If you have more questions about how Viagra works, talk with your doctor or pharmacist. Yes, Viagra may help you keep an erection, even after you ejaculate. But if you have an erection that lasts longer than 4 hours, consult a doctor right away. This could be a medical emergency, and it can cause damage to your penis. To get information on different conditions and tips for improving your health, subscribe to any of Healthline’s newsletters. You may also want to check out the online communities at Bezzy. It’s a place where people with certain conditions can find support and connect with others. No, Viagra will not cure ED, but it will help manage its symptoms. Viagra helps to decrease symptoms of ED by helping you to get and keep an erection.

Other Treatments for Low Libido

For the best results, you should take Viagra at least 30 minutes before sexual activity. For most people, the best time to take Viagra is about 1 hour before sex. But it’s safe to take up to 4 hours in advance, depending on how slowly your body processes the drug. Viagra should only be taken once per day. Taking Viagra more frequently or at higher doses than prescribed increases the risk of severe side effects from the drug.

What does Viagra do for ED?

Call your doctor 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. However, if you have severe symptoms, immediately call 911 (or your local emergency number) or go to the nearest emergency room. Find answers to some commonly asked questions about Viagra. Viagra decreases erectile dysfunction symptoms by helping you get and keep an erection.

Can Viagra be crushed, split, or chewed?

Erections happen when a protein called cyclic guanosine monophosphate (cGMP) is released, causing more blood to flow into your penis. Then, another protein called phosphodiesterase-type 5 (PDE-5) breaks down cGMP, stopping the erection. In dapoxetine viagra people having difficulty with erections, PDE-5 may work too quickly. Viagra works by blocking PDE-5 from working. This way, blood flow to the penis can occur and not be stopped by PDE-5. Disclaimer: Healthline has made every effort to make certain that all information is factually correct, comprehensive, and up to date.

Viagra is a prescription medicine used for erectile dysfunction (ED), which is difficulty in achieving and maintaining an erection. It is part of a class of drugs called phosphodiesterase-5 (PDE5) inhibitors. Combined with sexual stimulation, Viagra works by increasing blood flow to the penis.

• Viagra’s patent expired, leading to generic versions being available.
• The medication should be taken at least half an hour before sex.
• Some men experience rapid or delayed onset of action.
• Sildenafil, the active compound, also treats pulmonary hypertension.
• It’s important to discuss potential drug interactions with your doctor.
• Viagra is not suitable for everyone, especially those with certain health issues.
• Side effects usually resolve within a few hours of taking the drug.

Viagra is available as a tablet that is taken by mouth about one hour prior to sexual activity. Used in combination with sexual stimulation for erectile dysfunction. A generic form of sildenafil (marketed under the brand name Revatio) is used to treat pulmonary arterial hypertension (high blood pressure in the lungs). Viagra is a medication used to treat erectile dysfunction. Viagra belongs to a group of medications called PDE5 inhibitors. Viagra was discovered by the drug company Pfizer and was approved by the United States Food and Drug Administration (FDA) in 1998. For erectile dysfunction, Viagra is commonly prescribed. It is used for erectile dysfunction, in combination with sexual stimulation. The usual recommended dose is 50 mg taken once, as needed, about one hour prior to sexual activity. However, Viagra can be taken anywhere from 4 hours prior to sexual activity up until 30 minutes prior to sexual activity.

Sildenafil (Generic Viagra®) FAQs

Mild side effects of Viagra that have been reported include: Mild side effects of many drugs may go away within a few days or a couple of weeks. But if they become bothersome, talk with your doctor or pharmacist. Serious side effects from Viagra can occur, but they aren’t common. If you have serious side effects from Viagra, call your doctor right away. But if you think you’re having a medical emergency, you should call 911 or your local emergency number.

What to do if you think you’ve taken too much Viagra

Serious side effects of Viagra that have been reported include: priapism (sometimes painful erection that lasts longer than 4 hours) loss of vision in one or both eyes Some people may have an allergic reaction to Viagra. Symptoms of a mild allergic reaction can include: flushing (temporary warmth, redness, or deepening of skin color) A more severe allergic reaction is rare but possible. Symptoms of a severe allergic reaction can include swelling under your skin, typically in your eyelids, lips, hands, or feet. They can also include swelling of your tongue, mouth, or throat, which can cause trouble breathing. Call your doctor right away if you have an allergic reaction to Viagra.

Interactions with other medications

But if you think you’re having a medical emergency, call 911 or your local emergency number. The table below outlines the basics of Viagra’s dosage as recommended by the drug’s manufacturer. But your doctor will recommend the dosage of Viagra that’s right for you. Note: Other forms of sildenafil (the active drug in Viagra) comes in other strengths, such as 20 mg. But Viagra only comes in the three strengths listed above. Do not exceed one tablet daily, regardless of the dosage. You can take Viagra with or without food. Your healthcare provider may change the dose if required—for example, to a lower dose of 25 mg, or a higher dose of 100 mg. Before taking Viagra, carefully read the prescription label and patient information leaflet. Ask your healthcare provider or pharmacist if you have any questions. Your doctor will tell you how much medicine to use. For erectile dysfunction: Take this medicine about 1 hour before you have sex. Do not take it more than once a day. Always allow at least 24 hours between doses.

• Viagra can cause a drop in blood pressure in some individuals.
• Men should report any sudden vision loss to their doctor immediately.
• Proper dosing prevents complications and optimizes results.
• Viagra is a well-studied and approved treatment for ED.
• Use of Viagra may improve overall confidence and mental health.
• The medication is not suitable for women and children.
• Always follow medical advice for safe and effective use.

Viagra only works in combination with sexual stimulation. You will not have an erection just by taking a tablet. Store the medicine at room temperature, away from heat, moisture, and direct light. Keep out of reach and out of sight of children and pets. Keep the bottle tightly closed when not in use. Do not share your medication with anyone. While taking Viagra, avoid alcohol and grapefruit juice.