12 CLINICAL PHARMACOLOGY

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.

Grapefruit or grapefruit juice can raise sildenafil levels in your body, which can increase the risk of side effects.

• Sildenafil generics are often produced by multiple pharmaceutical companies worldwide.
• These generics undergo strict quality control before reaching the market.
• The cost of generic sildenafil is usually 60-80% less than branded Viagra.
• Use of generic sildenafil can improve sexual function with reduced medication expense.
• Patients should consult doctors before starting sildenafil generics.
• Generic sildenafil should be taken approximately 30-60 minutes before activity.

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.

• Sildenafil generic is a cheaper alternative to Viagra for erectile dysfunction treatment.
• Generic sildenafil contains the same active ingredient as branded versions.
• It is approved by regulatory authorities like the FDA for safety and efficacy.
• Generic sildenafil is available in various dosages, typically 25mg, 50mg, and 100mg.
• The availability of sildenafil generics increases affordability for many patients.
• Always purchase from reputable pharmacies to ensure genuine medication.

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.

What You Need to Know:

Throw away any remaining liquid 60 days after it has been mixed for you by a pharmacist or healthcare professional. Sildenafil injection is usually given by a healthcare provider in a hospital or clinic. You will not store it at home. The most common side effects of sildenafil are listed below. These side effects may vary depending on the condition that is being treated.

Sildenafil Tablets for ED

Tell your healthcare provider if you have any of these side effects that bother you. Pain in your muscles, back, arms, or legs There may be other side effects of sildenafil that are not listed here. Contact your healthcare provider if you think you are having a side effect of a medicine. 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.

Natural and over-the-counter alternatives for ED

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. 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. 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. 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.

Viagra is a brand name of sildenafil, approved by the FDA in the following formulation: Yes, the FDA has approved a generic version of Viagra. However, FDA approval doesn't guarantee the generic will be available in pharmacies. Note: Fraudulent online pharmacies may attempt to sell an illegal generic version of Viagra. These medications may be counterfeit and potentially unsafe.

Generic Viagra cost: Price breakdown and what affects it

Use an accurate measuring device to measure your dose of sildenafil oral liquid. A household spoon is not an sildenafil 45 mg chewable tablets accurate measuring device and may cause you to take the wrong dose. Ask your pharmacist to recommend an appropriate measuring device. 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.

Viagra and foods

In particular, make sure that you discuss any of the following. Tell your healthcare provider if you have any 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. Tell your healthcare provider if you are or plan to become pregnant. Tell your healthcare provider if you are breastfeeding or plan to breastfeed. If you purchase medications online, be sure you are buying from a reputable and valid online pharmacy. Ask your health care provider for advice if you are unsure about the online purchase of any medication. The pricing data below reflects current availability in the marketplace and indicates that the medication is available for purchase. Marketing start dates are when each generic version first became available from each manufacturer.

In case of emergency/overdose

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. 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.

Does Viagra increase a man’s sex drive?

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. 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.

Viagra Tablets

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. 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. Cialis (tadalafil) increase increases blood flow to a certain area of the body and is used to treat .. Mounjaro is used for type 2 diabetes to help lower blood sugar levels. Revatio (sildenafil) is used to treat pulmonary arterial hypertension. Levitra relaxes muscles and increases blood flow to particular areas of the body and is used to .. Tadliq is used for pulmonary arterial hypertension Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances. The major difference between Viagra and its generic counterpart, sildenafil, is the price and appearance, with sildenafil being a more affordable and differently shaped option that is just as effective for treating erectile dysfunction. Sildenafil, also used under the brand Revatio, has applications beyond ED treatment, including for pulmonary arterial hypertension and Raynaud’s disease. Counterfeit Viagra is a significant concern, with genuine medication requiring a prescription in the U.S., and caution is advised when purchasing online to avoid fake products. Viagra is a well-known prescription medication used to treat erectile dysfunction (ED).

Approved by the FDA in 1998, it was the first drug of its kind—and quickly became one of the most popular ED treatments.

Medical uses

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. See the Interactions section for more details. Do not take sildenafil unless it has been prescribed to you by a healthcare provider.

History and FDA approval

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. 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.

Raynaud’s disease

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. 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). Often called the “little blue pill,” Viagra contains the active ingredient sildenafil, which increases blood flow to the penis to help achieve and maintain an erection.