Your doctor will write the number of refills authorized on your prescription. When flying, never put it into a checked bag. Keep it in your carry-on bag. Don’t worry about airport X-ray machines. You may need to show airport staff the pharmacy label for your medication.

What happens if I overdose?

You can take this drug with or without food. You can cut or crush the tablet. When you take the drug depends on the condition being treated:For ED: You can take this drug at any time of day.For PAH: Take this drug three times per day about 4–6 hours apart. Take it at the same time every day. For ED: You can take this drug at any time of day. Always carry the original prescription-labeled container with you. Don’t put this medication in your car’s glove compartment or leave it in the car. Be sure to avoid doing this when the weather is very hot or very cold. If you’re taking this drug for PAH, your doctor may monitor your blood pressure and pulse regularly. When filling your prescription, be sure to call ahead to make sure your pharmacy carries it. Many insurance companies require prior authorization for sildenafil pfizer 100g this drug. This means your doctor may need to get approval from your insurance company before your insurance company will pay for the prescription. Sildenafil under the brand name Viagra is prescribed to treat erectile dysfunction by increasing blood flow to the penis during arousal. Sildenafil under the brand name Revatio is often prescribed to help adults with PAH get more exercise by treating their condition. What if I forget to take it? If you are taking Revatio and you forget to take your scheduled dose, take it as soon as possible.

Product Dosage Quantity + Bonus Price
Kamagra Polo100mg60 + 4 Pills189.39€ 180.37€
Viagra Generic25mg10 Pills25.19€ 23.99€
Kamagra Soft Tabs100mg84 + 4 Pills233.05€ 221.95€
Viagra Generic50mg20 Pills40.52€ 38.59€
Kamagra Oral Jelly100mg21 Sachets95.92€ 91.35€
Viagra Generic150mg10 Pills36.73€ 34.98€
Kamagra Soft Tabs100mg12 Pills57.55€ 54.81€
Kamagra Polo100mg84 + 4 Pills244.49€ 232.85€
Viagra Generic100mg270 + 10 Pills270.47€ 257.59€
Kamagra Oral Jelly100mg63 + 7 Sachets224.18€ 213.50€
Viagra Generic200mg270 + 10 Pills379.76€ 361.68€
Kamagra Polo100mg12 Pills60.21€ 57.34€
Kamagra Soft Tabs100mg272 + 12 Pills593.42€ 565.16€
Viagra Generic200mg360 + 10 Pills481.98€ 459.03€
Kamagra Polo100mg120 + 6 Pills327.15€ 311.57€
Viagra Generic100mg90 + 6 Pills129.02€ 122.88€
Kamagra Oral Jelly100mg10 Sachets54.55€ 51.95€

However, you should never double your dosage.

General description

You may need to decide whether to stop breastfeeding or stop taking this medication. For seniors: The kidneys, liver, or heart of older adults may not work as well as they used to. This can cause your body to process drugs more slowly. As a result, a higher amount of a drug stays in your body for a longer time. This raises your risk for side effects.

What happens with ED?

For children: This drug isn’t recommended in children younger than 18 years. In one study, children with PAH who took this drug had an increased chance for death. All possible dosages and drug forms may not be included here. Your dosage, drug form, and how often you take the drug will depend on: how you react to the first dose Strengths: 25 mg, 50 mg, 100 mg Strengths: 25 mg, 50 mg, 100 mg Typical dosage: 50 mg, taken as needed about 1 hour before sexual activity. It can be taken 30 minutes to 4 hours before sexual activity.

Warnings for people with certain health conditions

Maximum dosage: 100 mg once per day. This drug has not been confirmed sildenafil pills to be safe or effective in children younger than 18 years. Senior dosage (ages 65 years and older) The kidneys, liver, or heart of older adults may not work as well as they used to. This raises your risk of side effects. Your doctor may start you on a lowered dosage of sildenafil. If you completely miss a dose and it’s time for the next dose, skip the one you missed. Are there any safety measures I should take before using this drug? Like most medications, there are precautions you should take before using this drug. Make sure you talk with your doctor about: any other drugs, medications, herbs, or supplements you take or plan to take any medical conditions or surgeries you have or plan to have if you are pregnant or plan to become pregnant There are other drugs available to treat your condition. Some may be better suited for you than others.

  • Sildenafil 50mg is a medication used to treat erectile dysfunction.
  • It belongs to the class of phosphodiesterase type 5 inhibitors.
  • Typical starting dose is 50mg taken about an hour before activity.
  • Sildenafil works by increasing blood flow to the penis.
  • It can help achieve and maintain an erection suitable for sex.
  • The effects of sildenafil usually last around 4 to 6 hours.
  • Avoid taking sildenafil with high-fat meals as it may delay absorption.
  • Common side effects include headaches, flushing, and nasal congestion.
  • Patients should not exceed one dose within a 24-hour period.
  • It is important to consult a doctor before using sildenafil, especially if on other medications.
  • Sildenafil may cause dizziness; avoid driving until effects are known.

Talk with your doctor about other drug options that may work for you.

What is sildenafil?

If your symptoms are severe, call 911 or go to the nearest emergency room right away. What to do if you miss a dose: For ED: Take your dose 30 minutes to 4 hours before your next sexual activity. For PAH: Take your dose as soon as you remember. But if you remember just a few hours before your next scheduled dose, take only one dose. Never try to catch up by taking two doses at once.

Viagra and foods

This could result in dangerous side effects. How to tell if the drug is working: For ED: You should be able to get and maintain an erection when sexually aroused. For PAH: You should be able to exercise more easily. Your doctor will also check you to determine if this drug is working. Keep these considerations in mind if your doctor prescribes sildenafil for you. Sildenafil and tadalafil are alike because they both can treat ED and PAH. However, tadalafil has a few distinctions from sildenafil. Tadalafil is the generic name for the erectile dysfunction drug Cialis. There are two versions of the drug: a version that can be taken as needed Cialis 5-mg daily dosing is the only PDE5 inhibitor dose approved for treating an enlarged prostate; improving ED symptoms is an added benefit of the daily dose. Because of the “as needed” version of tadalafil, some users may find this option more convenient. The downside, however, is that side effects tend to last longer too. The main difference between generic sildenafil and Viagra is marketing. The main ingredient in Viagra is sildenafil, meaning that the drugs are essentially the same.

Side Effect Frequency Severity Management Notes
Headache Common Mild Analgesics Usually transient
Flushing Common Mild Cooling measures Temporary
Nasal Congestion Common Mild Decongestants Usually resolves
Dizziness Less common Moderate Rest and hydration Exercise caution

However, Viagra is marketed and prescribed strictly for erectile dysfunction, while generic sildenafil can be prescribed for PAH as well. Viagra is also known as “the little blue pill” because of its blue color, while generic sildenafil tends to be a white color.

More about sildenafil

This can help prevent levels of this drug from building up in your body. Typical dosage: 5 or 20 mg, taken three times per day about 4 to 6 hours apart Maximum dosage: 20 mg, taken three times per day about 4 to 6 hours apart This drug shouldn’t be used in children younger than 18 years of age. Disclaimer: Our goal is to provide you with the most relevant and current information. However, because drugs affect each person differently, we cannot guarantee that this list includes all possible dosages. Always speak with your doctor or pharmacist about dosages that are right for you.

Viagra and other medications

Sildenafil oral tablet is used for short-term treatment of ED and long-term treatment of PAH. It comes with serious risks if you don’t take it as prescribed. If you stop taking the drug suddenly or don’t take it at all: For ED: Your ED symptoms won’t improve. For PAH: Your condition won’t improve and may get worse. Also, you won’t be able to exercise.

Are you currently using Sildenafil (Viagra, Revatio)?

If you miss doses or don’t take the drug on schedule: For ED: Your ED symptoms won’t improve. For PAH: This medication may not work as well or may stop working completely. For this drug to work well, a certain amount needs to be in your body at all times. If you take too much: You could have dangerous levels of the drug in your body. Symptoms of an overdose of this drug can include: If you think you’ve taken too much of this drug, call your doctor or local poison control center. Disclaimer: Healthline has made every effort to make certain that all information is factually correct, comprehensive, and up to date.

  • Sildenafil can cause side effects such as dizziness, vision changes, or priapism.
  • Priapism is a prolonged erection that requires urgent medical attention.
  • Patients should avoid grapefruit juice while taking sildenafil due to interactions.
  • The medication is contraindicated in those with severe cardiovascular conditions.
  • Sildenafil is not recommended for use with certain antidepressants or blood pressure medicines.
  • It is important to hydrate well and avoid excessive alcohol intake.
  • In some cases, it can be used to treat pulmonary arterial hypertension.
  • The medication can be prescribed even if erectile dysfunction is secondary to other conditions.
  • Discontinue use and consult a doctor if side effects or allergic reactions occur.
  • Sildenafil 50mg is a moderate dose suitable for many men with ED.
  • Regular medical checkups are advised to monitor health while on sildenafil.

However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or other healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects.

Frequently Questions & Answers

For PAH: Take this drug three times per day about 4–6 hours apart. Store sildenafil tablets at room temperature between 59°F and 86°F (15°C and 30°C). Don’t store this medication in moist or damp areas, such as bathrooms. A prescription for this medication is refillable. You should not sildenafil 20 mg prescription need a new prescription for this medication to be refilled. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses. The sildenafil citrate, with the CAS No: 171599-83-0, is also known as Viagra, Sildenafil citrate.

Side Effects?

If you’ve already had NAION or have crowded optic disc, you may have a higher risk for NAION and vision changes with this drug. For people with problems with the shape of their penis: If you have a problem with the shape of your penis, such as Peyronie’s disease, this drug raises your risk for having an erection that lasts more than 4 hours. For people with a history of stomach ulcers or bleeding: This drug raises your risk for stomach bleeding, ulcers, or small holes in the lining of your digestive system. These events can be fatal (cause death). They can happen at any time, with or without symptoms.

Comparing Sildenafil vs. Tadalafil Dosage

For people with sickle cell anemia: This drug may cause a common painful complication of sickle cell anemia called vaso-occlusive crisis. If you have sickle cell anemia, ask your doctor whether this drug is safe for you. For pregnant women: Research in animals has not shown a risk to the fetus when the mother takes the drug. However, there aren’t enough studies done in humans using the drug for PAH to show if the drug poses a risk to the fetus. Talk with your doctor if you’re pregnant or planning to become pregnant.

Sildenafil: the science

It appears unlikely that this drug will harm a pregnancy. However, this drug should only be used during pregnancy if clearly needed. Viagra or generic sildenafil for ED should not be used in women. For women who are breastfeeding: When used for PAH, sildenafil may pass into breast milk and may cause side effects in a child who is breastfed. Talk with your doctor if you breastfeed your child. Sildenafil citrate (trade name: Viagra), an oral phosphodiesterase 5 (PDE5) inhibitor, opened a new chapter in the history of erectile dysfunction (ED) treatment. Since the United States Food and Drug Administration (FDA) approved the listing of sildenafil citrate in March 1998, great progress has been made in the study of PDE5 inhibitors represented by this drug. With the expiration of the original research patent of sildenafil, it is the goal of the synthetic workers to prepare high purity sildenafil citrate stably and efficiently and adapt to industrial production.