Viagra for Women: Is It Effective?

Grapefruit or grapefruit juice can raise sildenafil levels in your body, which can increase the risk of side effects. There are no known interactions between sildenafil and alcohol. Always tell your healthcare provider about any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using. In particular, make sure that you discuss if you are using any of the following before taking sildenafil. Tell your healthcare provider about all medicines that you take or have recently taken. This may not be a complete list of medicines that can interact with sildenafil. If you or someone else has used too much sildenafil, get medical help right away, call 911, or contact a Poison Control center at 800-222-1222. For this use, sildenafil is used only when needed. Take it as your healthcare provider recommends, which is usually between 30 minutes to four hours before planned sexual activity. Do not take double or extra doses. For this use, take sildenafil as your healthcare provider recommends, which is usually three times a day.

What happens if I overdose?

In the U.S., you can report side effects to the FDA at or by calling 800-FDA-1088. In Canada, you can report side effects to Health Canada at or by calling 866-234-2345. While less common, the most serious side effects of sildenafil are described below, along with what to do if they happen. Sildenafil may cause allergic reactions, which can be serious. Stop taking sildenafil and get help right away if you have any of the following symptoms of a serious allergic reaction.

Viagra and children

Swelling of the face, lips, mouth, tongue, or throat Itching, skin rash, or pale red bumps on the skin called hives Sildenafil may cause an unwanted erection that is persistent, painful, and that may occur without sexual arousal. Permanent damage to the penis may occur if priapism is not treated quickly. Stop taking sildenafil and get emergency help if you have any of the following symptoms of priapism. Erection lasting for more than four hours Erection that is unrelated to sexual stimulation Sildenafil can cause mild, temporary vision changes such as seeing a blue tint, abnormal colors, blurry vision, or sensitivity to light. Though rare, some people have reported permanent vision loss. If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and only take the next dose. Ask your healthcare provider if you are unsure what to do after a missed dose. This survey is being conducted by the WebMD marketing sciences department.

Product	Dosage	Quantity + Bonus	Price
Viagra Soft Tabs	100mg	20 Pills	62.99€ 59.99€	Buy
Viagra Professional	100mg	20 Pills	71.14€ 67.75€	Buy
Viagra Generic	150mg	180 + 10 Pills	236.46€ 225.20€	Buy
Viagra Oral Jelly	100mg	63 + 7 Sachets	190.54€ 181.47€	Buy
Viagra Original	100mg	8 Pills	59.84€ 56.99€	Buy
Viagra Generic	150mg	120 + 8 Pills	177.58€ 169.12€	Buy
Viagra Professional	100mg	10 Pills	44.09€ 41.99€	Buy
Viagra Generic	200mg	360 + 10 Pills	481.98€ 459.03€	Buy
Viagra Professional	100mg	30 Pills	88.92€ 84.69€	Buy
Viagra Generic	50mg	180 + 8 Pills	158.82€ 151.26€	Buy
Viagra Soft Tabs	100mg	60 + 6 Pills	152.94€ 145.66€	Buy
Viagra Original	100mg	120 + 8 Pills	470.39€ 447.99€	Buy
Viagra Original	100mg	48 + 4 Pills	207.15€ 197.29€	Buy
Viagra Oral Jelly	100mg	30 + 5 Sachets	115.76€ 110.25€	Buy

Sildenafil is a medication that is taken before sexual activity and allows men with erectile dysfunction (ED) to achieve and maintain an erection. ED or impotence happens when a man is unable to achieve or maintain an erection long enough for sexual intercourse. ED can be caused by medical conditions like high blood pressure, diabetes, prostate problems, and heart disease. It can also be a side effect of the medications taken for these conditions.

• Viagra is a prescription medication used to treat erectile dysfunction in men.
• The active ingredient in Viagra is sildenafil citrate.
• Viagra works by increasing blood flow to the penis during arousal.
• It is typically taken 30 to 60 minutes before sexual activity.
• Common side effects include headaches, flushing, and nasal congestion.
• Viagra should not be used with nitrates or certain medications.
• It is effective for about 4 to 6 hours after ingestion.

Personal lifestyle factors such as stress, alcohol, and/or tobacco use can also play a role. During surgery or radiation to the pelvic area (including prostate, bladder, and rectal procedures), there can be damage to the nerves that supply the penis. This can lead to either temporary or permanent impotence. Some surgeons perform "nerve-sparing" surgeries to try to preserve erectile function.

Affordable men’s sexual healthcare you can trust.

Tell your healthcare provider about all of your health conditions and any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using. This will help them determine if sildenafil is right for you. In particular, make sure that you discuss any of the following. Tell your healthcare provider if you have any cialis or viagra for women of the following. Heart problems, such as heart rhythm problems, chest pain, or heart failure Heart attack, stroke, or heart surgery within the past six months High blood pressure that is still too high despite taking medicines for it Peyronie's disease, or a penis with an abnormal curve or shape An erection lasting longer than four hours A blood disorder, such as sickle cell anemia An inherited eye disease called retinitis pigmentosa Vision loss, or a problem with the nerve between your eyes and brain (optic nerve) Health conditions or factors that raise the risk of optic nerve problems, such as diabetes, high cholesterol, smoking, being older than 50, or having a “crowded disc,” which is something an eye doctor may see in an eye exam Pulmonary veno-occlusive disease, a condition where blood vessels in the lungs are blocked It is not known if or how sildenafil could affect pregnancy or harm an unborn baby.

Frequently asked questions

Tell your healthcare provider if you are or plan to become pregnant. Tell your healthcare provider if you are breastfeeding or plan to breastfeed. Your healthcare provider will advise you if you should take sildenafil while breastfeeding. If you take sildenafil after you eat a high-fat meal, such as a burger and fries, it may take longer to start working. Your healthcare provider may recommend limiting or avoiding grapefruit while taking sildenafil. Even in these cases, however, the nerves will suffer some injury, and it can take 18-24 months or longer for erectile function to return. These men should be treated aggressively with oral or injectable medications for ED in order to speed the recovery of the nerves and to prevent muscle wasting in the penis.

3. There are limitations as to how often you can take Viagra®.

If your nosebleed is severe or will not stop after applying pressure, get help right away. People who are allergic to any of the following should not take sildenafil. Any of the ingredients in the specific product dispensed Your pharmacist can tell you all of the ingredients in the specific sildenafil products they stock. Sildenafil should not be taken while you are using certain other medicines. Before taking sildenafil, tell your healthcare provider about any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using.

Drug forms and administration

See the Interactions section for more details. Do not take sildenafil unless it has been prescribed to you by a healthcare provider. Do not share sildenafil with other people, even if they have the same condition as you. Keep sildenafil out of the reach of children. If you keep sildenafil oral liquid in a refrigerator, make sure to keep it away from children who also use the refrigerator. It should be taken around 60 minutes before sex but can be taken as much as four hours or as few as 30 minutes before sex.

Country/Region	Legal Classification	Prescription Requirement	Over-the-counter Availability
USA	Prescription-only	Yes	No
EU Countries	Prescription-only	Yes	No
India	Both (depends on brand)	Usually prescription	Some generic brands available over-the-counter
Japan	Prescription only	Yes	No

It works for up to 4 hours. It can be taken with or without food. Your provider will find the dose that is best for you. Some men need dose changes to find the dose that works best for them.

How To Get Sildenafil

Sexual activity can put extra strain on your heart, which may be unsafe for people with certain health problems, such as a recent heart attack. Talk to your healthcare provider to see if your heart is strong enough for sex. If you feel chest pain, dizziness, or nausea during sex, stop and contact your healthcare provider right away. Sildenafil does not protect against sexually transmitted infections, including HIV. Sildenafil belongs to a group of medicines, known as phosphodiesterase-5 (PDE-5) inhibitors, which are used to treat erectile dysfunction or pulmonary arterial hypertension.

Oral Administration

You should not take more than one PDE-5 inhibitor medicine. Medicines in this group include avanafil (Stendra), sildenafil (Viagra, Revatio, and others), tadalafil (Cialis and others), and vardenafil (Levitra, Staxyn). Use an accurate measuring device to measure your dose of sildenafil oral liquid. A household spoon is not an accurate measuring device and may cause you to take the wrong dose. Ask your pharmacist to recommend an appropriate measuring device. Men who take sildenafil will not have an erection without sexual stimulation. This drug is not an aphrodisiac and does not affect libido or desire. Having multiple intercourse sessions with one dose has not been studied. You should not adjust your dose without talking to your provider first. Men who take nitrates, such as nitroglycerin, Nitro-Bid, Isordil, or Deponit should not take sildenafil. Men who take Cardura, Flomax, or Hytrin for urinary symptoms should not take sildenafil. This medication can affect how other medications work. Be sure your provider and pharmacist know all the medications (prescription and over-the-counter) and supplements you take. Store your medication in the original, labeled container at room temperature and in a dry location (unless otherwise directed by your healthcare provider or pharmacist). This medication should not be stored in a pillbox since it should only be taken prior to sexual activity.

• 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.

Keep containers out of reach of children and pets. Ask your care team where to return any unused medication for disposal. Do not flush down the toilet or throw it in the trash. This medication may be covered under your prescription drug plan. Patient assistance may be available to qualifying individuals without prescription drug coverage through the pharmaceutical company that makes the medication.

What other information should I know?

Stop taking sildenafil and get help right away if you have sudden vision loss in one or both eyes. Sudden hearing loss has been reported after taking sildenafil. This may occur along with dizziness and ringing in the ears. Stop taking sildenafil and get help right away if you have sudden hearing loss or suddenly have trouble hearing as well as usual. Sildenafil may cause a mild and temporary drop in blood pressure.

Sildenafil: the science

You may be at a higher risk if you have certain health conditions or take blood pressure medicines. If you feel faint or dizzy, lie down. Tell your healthcare provider right away if you have any of the following symptoms of low blood pressure. You may be at higher risk for this if you take a blood thinner medicine. Tell your healthcare provider if you get nosebleeds often while taking sildenafil. Your care team can help you find these resources if they are available.