Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist.

Contraindications for Viagra

If any of these effects last or get worse, tell your doctor or pharmacist promptly. To reduce the risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Sexual activity may put extra strain on your heart, especially if you have heart problems.

What’s the best sildenafil dosage for beginners?

If you have heart problems and experience any of these serious side effects while having sex, stop and get medical help right away: Rarely, sudden decreased vision, or even permanent blindness, may occur in one or both eyes (NAION). If this serious problem occurs, stop taking sildenafil and get medical help right away. You have a slightly greater chance of developing NAION if you have heart disease, diabetes, high cholesterol, certain other eye problems ("crowded disk"), high blood pressure, if you are over 50, or if you smoke. Rarely, a sudden decrease or loss of hearing, sometimes with ringing over the counter drugs containing sildenafil in the ears and dizziness, may occur. Stop taking sildenafil and get medical help right away if these effects occur.

Does Viagra help me keep an erection after ejaculation?

Rarely, males may have a painful or prolonged erection lasting 4 or more hours. If this occurs, stop using this drug and get medical help right away, or permanent problems could occur. A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: itching/swelling (especially of the face/tongue/throat) This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval. Some products that may interact with this drug are: Sildenafil can cause a serious drop in your blood pressure when used with nitrates.

Product Dosage Quantity + Bonus Price
Viagra Generic150mg360 + 10 Pills423.48€ 403.31€
Kamagra100mg180 + 6 Pills436.79€ 415.99€
Viagra Generic50mg30 + 4 Pills54.26€ 51.68€
Viagra Generic25mg20 Pills37.74€ 35.94€
Kamagra Soft Tabs100mg120 + 6 Pills311.78€ 296.93€
Kamagra100mg32 Pills121.24€ 115.47€
Kamagra Oral Jelly100mg90 + 8 Sachets303.56€ 289.10€
Kamagra Oral Jelly100mg30 + 5 Sachets136.20€ 129.71€
Viagra Generic150mg180 + 10 Pills236.46€ 225.20€
Viagra Generic150mg30 + 2 Pills72.32€ 68.88€
Kamagra100mg12 Pills55.64€ 52.99€
Viagra Generic25mg90 + 6 Pills105.03€ 100.03€
Kamagra100mg60 + 4 Pills201.34€ 191.75€
Viagra Generic100mg180 + 8 Pills199.37€ 189.88€
Viagra Generic100mg60 + 4 Pills96.36€ 91.77€
Viagra Generic150mg270 + 10 Pills326.61€ 311.06€

A serious drop in blood pressure can lead to dizziness, fainting, and rarely heart attack or stroke. Do not use sildenafil with any of the following: certain drugs used to treat chest pain/angina (nitrates such as nitroglycerin, isosorbide) recreational drugs called "poppers" containing amyl or butyl nitrite If you are also taking an alpha blocker medication (such as doxazosin, tamsulosin) to treat an enlarged prostate/BPH or high blood pressure, your blood pressure may get too low which can lead to dizziness or fainting. Your doctor may start treatment with a lower dose of sildenafil to minimize your risk of low blood pressure. Other medications can affect the removal of sildenafil from your body, which may affect how sildenafil works. Examples include azole antifungals (such as itraconazole, ketoconazole), macrolide antibiotics (such as clarithromycin, erythromycin), mifepristone, rifampin, ritonavir, among others.

  • The pill is oval-shaped and often light blue in color.
  • It should not be chewed or crushed; swallow whole with water.
  • Do not use sildenafil if you have a condition affecting your heart.
  • Keep track of your dosage to prevent accidental overuse.
  • It’s effective for about 4-6 hours after taking the tablet.
  • Some users may experience indigestion or stomach upset.
  • Using sildenafil with certain medications can increase side effects.
  • Consult your healthcare provider for personalized dosage recommendations.
  • Avoid grapefruit or grapefruit juice while using sildenafil.

Do not take this medication with any other product that contains sildenafil or other similar medications for erectile dysfunction-ED or pulmonary hypertension (such as tadalafil, vardenafil).

8.1 Pregnancy

You may report side effects to FDA at 1-800-FDA-1088 or at In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345. Before taking sildenafil, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Does Viagra treat ED that’s related to diabetes?

Before using this medication, tell your doctor or pharmacist your medical history, especially of: heart problems (such as heart attack or life-threatening irregular heartbeat in the past 6 months, chest pain/angina, heart failure) penis conditions (such as angulation, fibrosis/scarring, Peyronie's disease) conditions that may increase the risk of priapism (such as sickle cell anemia, leukemia, multiple myeloma) eye problems (such as retinitis pigmentosa, sudden decreased vision, NAION) This drug may make you dizzy or cause vision problems. Alcohol or marijuana (cannabis) can make you more dizzy. Do not drive, use machinery, or do anything that needs alertness or clear vision until you can do it safely. Talk to your doctor if you are using marijuana (cannabis). Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Can Viagra make sex last longer?

During pregnancy, sildenafil should be used only when clearly needed. Since high blood pressure in the lungs is a serious condition that can harm both a pregnant woman and her unborn baby, do not stop taking this medication unless directed by your doctor. If you are planning pregnancy, become pregnant, or think you may be pregnant, discuss with your doctor right away the benefits and risks of using this medication during pregnancy. Drug interactions may sildenafil 50mg tablet change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call 1-800-222-1222.

5.2 Prolonged Erection and Priapism

Store sildenafil tablets and oral film at room temperature, between 20°C and 25°C (68°F and 77°F). Store sildenafil reconstituted oral suspension below 30°C (86°F) or in a refrigerator between 2°C to 8°C (36°F to 46°F). Throw away the reconstituted oral suspension after 60 days. Active ingredient: sildenafil citrateInactive ingredients: dextrose and water for injection. Contains no ingredients made from gluten-containing grain (eg, wheat, barley, or rye).

Sildenafil may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

Revatio is distributed by Pfizer Labs, Division of Pfizer Inc., NY, NY 10017. Viagra is distributed by Pfizer Labs, Division of Pfizer Inc., NY, NY 10017. It is distributed by: IBSA Pharma Inc, Parsippany, NJ 07054 USA. Cialis vs Viagra - What's the difference between them? Do you know these 11 amazing facts about Viagra?

Key takeaways

Is generic Viagra available in the U.S.? Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances. Sildenafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). In combination with sexual stimulation, sildenafil works by increasing blood flow to the penis to help a person get and keep an erection. This drug does not protect against sexually transmitted diseases (such as HIV, hepatitis B, gonorrhea, syphilis). Canada residents can call 1-844-764-7669. Symptoms of overdose may include: severe dizziness, fainting, painful/prolonged erection. Do not share this medication with others.

  • Sildenafil 100 mg is often part of a broader treatment plan.
  • It’s important to follow your doctor’s instructions precisely.
  • Overuse can lead to priapism, a painful and prolonged erection.
  • It is not a cure for erectile dysfunction but helps manage symptoms.
  • Do not take sildenafil if you are on medications containing nitroglycerin.
  • Regular check-ups may be necessary to monitor health effects.
  • The medication has been available since the late 1990s.
  • Use caution when combining sildenafil with blood pressure medications.
  • Seek immediate medical help if you experience vision loss.

Store at room temperature away from light and moisture. Keep all medications away from children and pets. Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed.

Parameter Value Description
Absorption Time 30-60 minutes Time to reach peak plasma concentration
Bioavailability 40% Percentage of dose that reaches systemic circulation
Half-life 4-5 hours Time for plasma concentration to reduce by half
Metabolism Liver (primarily CYP3A4) Enzymes responsible for breakdown
Excretion Feces and urine Routes of elimination

Consult your pharmacist or local waste disposal company. HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product.

How much does sildenafil cost per pill?

Using an effective barrier method (latex or polyurethane condom/dental dams) during sexual activity will help to decrease your risk of infection. This section contains uses of this drug that are not listed in the approved professional labeling for the drug but that may be prescribed by your health care professional. Use this drug for a condition that is listed in this section only if it has been so prescribed by your health care professional. Sildenafil is also available in other brands and strengths for high blood pressure in the lungs (pulmonary hypertension). Read the Patient Information Leaflet if available from your pharmacist before you start taking sildenafil and each time you get a refill.

Serious Side Effects

If you have any questions, ask your doctor or pharmacist. To treat erectile dysfunction-ED, take this drug by mouth as directed by your doctor, usually as needed. Take sildenafil at least 30 minutes, but no more than 4 hours, before sexual activity (1 hour before works best). This medication may take longer to start working if you take it with a high-fat meal. Do not take more than once daily as needed.

Viagra and foods

The dosage is based on your medical condition, response to treatment, and other medications you may be taking. Be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). Tell your doctor if your condition does not get better. Dizziness, headache, flushing, or stomach upset may occur. Vision changes such as increased sensitivity to light, blurred vision, or trouble telling blue and green colors apart may also occur. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs. Selected from NATIONAL DRUG DATA FILE (NDDF) data included with permission and copyrighted by First Databank, Inc., 2019. This copyrighted material has been downloaded from a licensed data provider.

  • The medication is generally well tolerated when used correctly.
  • Erectile response to sildenafil varies among individuals.
  • Avoid heavy or greasy foods before taking the pill.
  • Some side effects are more common in first-time users.
  • Notify your doctor if your condition worsens or persists.
  • Sildenafil 100 mg may also be prescribed for other health issues.
  • Do not take sildenafil if you have recent history of stroke or heart attack.
  • Confirm your allergies with your healthcare provider before use.
  • Always store medication in a secure location away from children.

The above information is intended to supplement, not substitute for, the expertise and judgment of your health care professional. You should consult your health care professional before taking any drug, changing your diet, or commencing or discontinuing any course of treatment. Exports To: United States Of America United Kingdom Australia France Germany United States Of America United Kingdom Australia France Germany AmeriDrugs is a professionally managed pharmaceutical export company dedicated to supplying high-quality medicines and healthcare products to regulated and semi-regulated international markets.