Sildenafil Dosage

You may experience permanent damage to your penis if this is not treated right away.

• Women are generally not treated with sildenafil for sexual arousal.
• Research on sildenafil's effects on women is ongoing.
• Use in women should only occur under medical supervision.

If your erections are lasting longer than usual, but less than 4 hours, talk with your doctor.

How should I take sildenafil?

When this happens, your blood pressure may drop. This is because your heart doesn’t have to work as hard to move blood around your body. Signs and symptoms of low blood pressure include tiredness, lightheadedness, or blurry vision. They sildenafil 50g may also include nausea, dizziness, fainting, and confusion. Low blood pressure can be mild or severe depending on how much your blood pressure drops.

Oral Administration

You may have an increased risk of severe low blood pressure if you: already take drugs to lower your blood pressure have a blood pressure less than 90/50 before taking sildenafil If you take blood pressure drugs during sildenafil treatment, your doctor will recommend monitoring your blood pressure regularly. If you notice any signs or symptoms of low blood pressure while taking sildenafil, talk with your doctor. They’ll review your symptoms and other medications to make sure it’s safe for you to keep taking the drug. * To learn more about the clinical trials of sildenafil, refer to the drug’s prescribing information for ED and PAH. Headache is a possible side effect while taking sildenafil.

Storage and Handling

Headaches were common and typically mild in clinical trials of the drug.* If you start to experience headaches often or if they affect your daily life, talk with your doctor. They may recommend lifestyle changes, such as more rest to help ease your headache. Your doctor may also recommend pain medications to help treat your headache. These may include ibuprofen (Advil, Motrin) or acetaminophen (Tylenol). Severe cardiovascular problems may occur during sildenafil treatment. They may recommend decreasing your sildenafil dosage. As with most drugs, sildenafil can cause an allergic reaction in some people. However, these reactions were rarely reported in clinical trials.* Symptoms can be mild or serious and can include: For mild symptoms of an allergic reaction, call your doctor right away. They may recommend ways to ease your symptoms and help determine whether you should keep taking sildenafil.

However, if your symptoms are serious and you think you’re having a medical emergency, immediately call 911 or your local emergency number.

This formulation may be used in cases where the risk-benefit profile for a specific pediatric patient is acceptable.

Your doctor may also recommend medications to help with nosebleeds, such as oxymetazoline (Afrin). It usually happens without sexual stimulation or chew sildenafil continues long after sex. Priapism was a rare side effect in clinical trials of sildenafil.* Priapism can become a serious side effect if your erection lasts longer than 4 hours. If you’ve ever had sickle cell anemia, multiple myeloma, or leukemia, you may have an increased risk of developing severe priapism. Call 911 (or your local emergency number) and go to the emergency room if you experience an erection that lasts longer than 4 hours. Be sure to talk with your doctor about your health history before you take sildenafil. This drug may not be the right treatment for you if you have certain medical conditions or other factors that affect your health.

Proper Use

This side effect was reported* in people taking sildenafil for ED after the drug was approved. Cardiovascular problems, such as heart attack, stroke, irregular heartbeat, lung bleeding, and brain bleeding were rarely reported. Many of these reported side effects occurred during or shortly after sexual activity. Most of the people who experienced cardiovascular problems during sildenafil treatment already had other heart-related conditions. So it’s unknown if sildenafil was the direct cause of these side effects.

Usual Geriatric Dose for:

They may be due to other factors, such as preexisting heart disease, sexual activity, or a combination of these factors. Before you start sildenafil treatment, be sure to tell your doctor if you have any heart conditions. Depending on your heart health, sildenafil may not be safe for you to take. Your doctor can review the risks and benefits of taking sildenafil to determine the right treatment plan for you. If you’re interested in having sex while taking sildenafil for ED or PAH, talk with your doctor before starting treatment.

Study of Flexible Dose Escalation, Efficacy, and Safety with a Long-Term, Open-Label Extension

It’s important to talk with your doctor about your heart health before having sex. Engaging in sexual activity when you have heart problems may increase your risk of severe cardiovascular problems, including heart attack. This risk may increase further if you take sildenafil, have heart problems, and have sex. Your doctor can review the risks and benefits of having sex during sildenafil treatment. Nosebleeds are a common side effect of sildenafil, and they’re typically mild. These are considered drug-condition or drug-factor interactions.

• Sildenafil is used to treat erectile dysfunction and pulmonary hypertension.
• It belongs to the class of phosphodiesterase inhibitors.
• Oral sildenafil should be taken about 30-60 minutes before activity.

The conditions and factors to consider include: If you’ve ever had PVOD, taking sildenafil can lead to heart problems. Your doctor won’t typically recommend taking sildenafil if you’ve ever had PVOD.

Talk with your doctor if you develop fluid in your lungs while taking sildenafil. If you develop PVOD, your doctor will likely recommend another medication for your condition.

Mechanism of action

Note: If you’re male, priapism may occur during sildenafil treatment. With priapism, you experience a continued (4 hours or longer) erection that’s often painful. For more information about this side effect, see the “Sildenafil: Side effect specifics” section below. Use of the term “female” and “male” in this article refers to sex assigned at birth. It’s possible to develop long-term side effects from sildenafil treatment.

Medical Subject Headings Check Words

In clinical trials,* long-term side effects, such as vision loss and hearing loss,† occurred at any time during treatment. However, the exact reason why these side effects occurred is not fully known. If you have any sudden changes in your vision or hearing, talk with your doctor right away. Also talk with them if you’re concerned about long-term side effects with sildenafil treatment. * To learn more about the clinical trials of sildenafil, refer to the drug’s prescribing information for erectile dysfunction and pulmonary arterial hypertension.

How were decisions on the relevance of primary studies made?

† For more details about these side effects, including their symptoms, see the “Sildenafil: Serious side effects” section above. Learn more about some of the side effects that sildenafil may cause. To find out how often side effects occurred in clinical trials, see the drug’s prescribing information for erectile dysfunction (ED) and pulmonary arterial hypertension (PAH). However, this side effect was rare in clinical trials. * Sildenafil is a vasodilator, meaning it widens the blood vessels and makes it easier for blood to flow. If you’ve had an allergic reaction to sildenafil or any of its ingredients, your doctor will likely not prescribe sildenafil. Taking sildenafil could cause you to have another allergic reaction. Ask your doctor what other medications may be better options for you. Talk with your doctor if you’ve ever had eye disorders or if you start to experience vision loss while taking sildenafil. An eye condition called non-arteritic anterior ischemic optic neuropathy (NAION) may occur in people taking sildenafil.

Warnings & Precautions

It also depends on how the dosage is working for you. You can experience mild or severe side effects from sildenafil with any dosage. However, you may have an increased risk of side effects with higher dosages. If you start to experience side effects that become bothersome or severe while taking sildenafil, talk with your doctor. Here are some frequently asked questions about the drug’s side effects and their answers.

Marketing and sales

No, there aren’t any reviews from people who’ve taken 50-milligram (mg) or 100-mg sildenafil tablets. However, you may experience mild or severe side effects from sildenafil with any prescribed dose. In clinical trials,* a similar number of people reported certain side effects with both 50-mg and 100-mg doses. These side effects included mild to moderate headaches, flushing, and back pain. However, people taking the 100-mg dose had an increased risk of upset stomach, vision changes, and runny nose.

Mount Sinai Journal of Medicine

If you have questions about the side effects of your prescribed sildenafil dose, talk with your doctor or pharmacist. * To learn more about the clinical trials of sildenafil, refer to the drug’s prescribing information for erectile dysfunction and pulmonary arterial hypertension (PAH). No, sildenafil isn’t known to cause different side effects in females. * Sildenafil is approved to treat PAH in most adults, including females. If you’re female and concerned about side effects with sildenafil, talk with your doctor. Certain factors can increase your risk of developing NAION during sildenafil treatment. These include previous eye conditions or coronary artery disease. They also include being age 50 years or older or smoking.

What special precautions should I follow?

In clinical trials,* people who were taking warfarin (Jantoven) had an increased risk of nosebleeds. Symptoms of nosebleeds include bleeding from one or both nostrils. It also includes feeling as if you have to swallow a lot. If you start to experience nosebleeds often or if they don’t stop, talk with your doctor. They may recommend applying a cold cloth to the bridge of your nose briefly or pinching your nostrils for a short period of time. Before starting sildenafil treatment, be sure to tell your doctor if you have any of these factors. They’ll help determine if the drug is right for you. If you have sickle cell anemia, tell your doctor.

• Sildenafil's effects typically last for 4-6 hours.
• It does not increase sexual desire but enhances response.
• Onset of action can be affected by age and health status.

You may have an increased risk of vaso-occlusive crisis (VOC) if you have sickle cell anemia and take sildenafil. With VOC, your blood cells block blood flow to your organs, which can be painful.

Be sure to talk with your doctor if you have sickle cell anemia.

They’ll advise if sildenafil is right for you. Conditions related to the shape of your penis. If you have conditions related to the shape of your penis, such as Peyronie’s disease, tell your doctor. These conditions may increase your risk of severe priapism* during sildenafil treatment. If you experience an erection lasting longer than 4 hours, call 911 or your local emergency number immediately.

• Some men may experience minor flushing after taking sildenafil.
• If an adverse reaction occurs, stop medication and contact your doctor.
• Be aware of possible symptoms like sudden vision loss.