Cost Comparison: Brand vs Generic Sildenafil

Other medications can affect the removal of sildenafil from your body, which may affect how sildenafil works.

Advice To Patients

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. 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).

Drug Cost Over Time (2014 - 2023)

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 in the ears and dizziness, may occur. Stop taking sildenafil and get medical help right away if these effects occur. Rarely, males may have a painful or prolonged erection lasting 4 or more hours. Examples include azole antifungals (such as itraconazole, ketoconazole), macrolide antibiotics (such as clarithromycin, erythromycin), mifepristone, rifampin, ritonavir, among others.

Product	Dosage	Quantity + Bonus	Price
Kamagra Soft Tabs	100mg	12 Pills	57.55€ 54.81€	Buy
Kamagra	100mg	20 Pills	86.09€ 81.99€	Buy
Kamagra	100mg	84 + 6 Pills	264.44€ 251.85€	Buy
Kamagra	100mg	360 + 6 Pills	839.95€ 799.95€	Buy
Viagra Generic	100mg	90 + 6 Pills	129.02€ 122.88€	Buy
Kamagra	100mg	60 + 4 Pills	201.34€ 191.75€	Buy
Viagra Generic	50mg	20 Pills	40.52€ 38.59€	Buy
Kamagra Soft Tabs	100mg	20 Pills	79.79€ 75.99€	Buy
Kamagra Polo	100mg	272 + 12 Pills	622.94€ 593.28€	Buy
Viagra Generic	100mg	180 + 8 Pills	199.37€ 189.88€	Buy
Viagra Generic	25mg	10 Pills	25.19€ 23.99€	Buy
Kamagra Oral Jelly	100mg	21 Sachets	95.92€ 91.35€	Buy
Viagra Generic	50mg	360 + 10 Pills	225.33€ 214.60€	Buy
Viagra Generic	200mg	180 + 10 Pills	277.56€ 264.34€	Buy

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).

Age Range	Suitability	Notes
18-50 years	Usually suitable	Under doctor supervision
51-70 years	Caution advised	Dose adjustment may be needed
Over 70 years	Use with caution	Potential 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.

• Sildenafil can sometimes cause flushing and nasal congestion.
• It is not a cure for erectile dysfunction, only a treatment option.
• Psychological factors can also affect erectile performance alongside medication.
• Sildenafil may sometimes interact with foods that contain high fat content.
• Regular exercise and stress management can complement treatment with sildenafil.
• The medication should be stored safely out of children's reach.
• Reporting side effects to a healthcare provider is important for safety.
• Sildenafil is typically started at a low dose, gradually increased if needed.
• It is important to follow the prescribed timing for medication intake.
• Discontinuing sildenafil should be discussed with a healthcare professional.

US residents can call 1-800-222-1222.

• Sildenafil helps improve erections by relaxing penile muscles.
• The drug's popularity increased rapidly after approval in the late 1990s.
• It is part of a class of medications called PDE5 inhibitors.
• Sildenafil's development marked a breakthrough for men's health.
• There are ongoing studies to expand sildenafil's therapeutic uses.
• Regular medical check-ups are advised for long-term sildenafil use.
• Generic sildenafil has made treatment more affordable worldwide.
• It’s crucial to adhere to prescribed doses to avoid adverse effects.
• The medication is often taken about 30 minutes before sexual activity.
• Using sildenafil responsibly can improve quality of life for many men.

Canada residents can call 1-844-764-7669.

Country	Status	Remarks
USA	Prescription-only	Approved for ED
UK	Prescription-only	Licensed medication
India	OTC (some brands)	Available with or without prescription
Australia	Prescription required	Controlled substance

Symptoms of overdose may include: severe dizziness, fainting, painful/prolonged erection.

Condition	Risk	Recommendation
Nitrate use	Severe hypotension	Do not take with nitrates
Heart Disease	Cardiovascular risk	Consult doctor before use
Kidney or Liver impairment	Altered drug metabolism	Dosage adjustment recommended
Retinitis Pigmentosa	Vision issues	Use with caution

Do not share this medication with others. Store at room temperature away from light and moisture.

When to See a Doctor

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. 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.

Cardiovascular problems

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. 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 sildenafil citrate 150 mg red pill 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. Keep all medications away from children and pets.

• Do not take sildenafil if you have a history of heart attack or stroke.
• Women and children should not use sildenafil products.
• The medication can cause temporary vision disturbances, including blue-tinted vision.
• Always consult a healthcare provider before starting sildenafil therapy.
• Use caution when driving or operating machinery after taking sildenafil.
• Sildenafil is contraindicated in people with hypersensitivity to the drug.
• Some users report improved erectile function within 15 minutes.
• It is essential to stay hydrated, but avoid consuming large amounts of alcohol.
• Men with certain health conditions should undergo a medical exam before use.
• Overuse or misuse of sildenafil can lead to serious health complications.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so.

• Sildenafil may improve confidence and sexual satisfaction in men with ED.
• The medication is also being researched for pulmonary hypertension treatment.
• Common side effects include dizziness, upset stomach, and vision changes.
• Rare side effects can include priapism, a painful prolonged erection.
• Alcohol can interfere with sildenafil's effectiveness and increase side effects.
• Patients should disclose any heart conditions before using sildenafil.
• Sildenafil may interact with other medications such as alpha-blockers.
• It is not suitable for individuals with severe liver or kidney problems.
• Taking large doses does not necessarily improve efficacy and increases risk.
• Always follow the prescribed dosage and discontinue if adverse effects occur.

Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.

Viagra Versus Other ED Medications

Also stay away from ones that don't have a licensed pharmacist on staff to answer your questions. Some illegal businesses sell fake versions of real medicines, which can be dangerous or might not work. In the United States, the National Association of Boards of Pharmacy can tell you whether an online pharmacy is licensed and in good standing. If you live in another country, check to see if pharmacy association or regulation agencies offer services like these. Make sure you get the right prescription and dose.

Related treatment guides

When you order medicines and when you receive them in the mail, make sure they're the exact dose and type prescribed by your doctor or other health care professional. The dose is the amount of medicine you take. Don't be fooled into buying "herbal viagra." Never take any medicines that claim to be the "herbal" or nonprescription version of an oral medicine for ED. These aren't an effective option, and some contain harmful substances. Our caring team of Mayo Clinic experts can help you with your health concerns. HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product.

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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). During pregnancy, sildenafil should be used only when clearly needed.

Who Should NOT Take Sildenafil

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 change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. This information does not assure that this product is safe, effective, or appropriate for you.

Advancing Effective Research Policy

Visit Mayo Clinic Men's Health to get started. 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). Using an effective barrier method (latex or polyurethane condom/dental dams) during sexual activity will help to decrease your risk of infection.

Some side effects can be serious. If you experience any of the following symptoms, call your doctor immediately:

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. If you have any questions, ask your doctor or pharmacist. 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.

Warnings & Precautions

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. The dosage is based on your medical condition, response to treatment, and other medications you may be taking.

The Bottom Line

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. If any of these effects last or get worse, tell your doctor or pharmacist promptly. This copyrighted material has been downloaded from a licensed data provider. The above information is intended to supplement, not substitute for, the expertise and judgment of your health care professional.

Key takeaways about sildenafil

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. 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. You should consult your health care professional before taking any drug, changing your diet, or commencing or discontinuing any course of treatment. Sildenafil is used to treat erectile dysfunction (also called sexual impotence). Sildenafil belongs to a group of medicines called phosphodiesterase 5 (PDE5) inhibitors.

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