Viagra(Sildenafil)Enhance Sexual Function Powder CAS:139755-83-2

    What is Viagra (Sildenafil) Powder?

    Sildenafil, often known by its brand name Viagra, is a widely prescribed medication used primarily for the treatment of erectile dysfunction (ED). It belongs to a class of drugs known as PDE5 inhibitors (phosphodiesterase type 5 inhibitors). Sildenafil powder, in its raw form, is a crystalline substance that is later processed into tablets or capsules for oral administration.

    Sildenafil works by relaxing the smooth muscles in blood vessels, which increases blood flow to particular areas of the body, such as the penis, thereby improving erectile function. It was first introduced by Pfizer in the 1990s and quickly became a household name in the treatment of ED.

    1.Mechanism of Action:
    Sildenafil powder, when ingested, blocks the enzyme PDE5, which normally breaks down cGMP (cyclic guanosine monophosphate). cGMP is responsible for the dilation of blood vessels, allowing increased blood flow to the penis during sexual arousal. By inhibiting PDE5, sildenafil helps maintain higher cGMP levels, thus facilitating better erectile function.

    2.Bioavailability:
    Sildenafil powder is typically processed into tablets or capsules with varying bioavailability based on the formulation. Its bioavailability is 40% to 45% when taken orally, which means that a portion of the drug is metabolized before it reaches systemic circulation.

    3.Onset of Action:
    Sildenafil is fast-acting. After ingestion, it typically starts to take effect within 30 to 60 minutes. The onset time can vary depending on individual factors such as body weight, metabolic rate, and whether the drug is taken with food. Taking it on an empty stomach typically results in faster absorption.

    4.Half-life:
    The half-life of sildenafil is relatively short, around 3 to 5 hours. This means that after about 3-5 hours, half of the ingested drug will be metabolized and eliminated from the body.

    5.Selective Action:
    Sildenafil is selectively designed to target PDE5, primarily affecting the smooth muscle tissues of the penis, which allows for improved erectile function without significantly impacting other tissues in the body.

    1.Erectile Dysfunction (ED):
    The most common and well-known application of sildenafil is the treatment of erectile dysfunction (ED). ED is a condition where men struggle to achieve or maintain an erection sufficient for sexual activity. Sildenafil has been a breakthrough in improving erectile function by enhancing blood flow to the penis.

    2.Pulmonary Arterial Hypertension (PAH):
    Sildenafil is also used in the treatment of pulmonary arterial hypertension (PAH), a condition that causes high blood pressure in the lungs' arteries. By inhibiting PDE5, sildenafil helps relax and dilate the blood vessels in the lungs, reducing pulmonary pressure and improving exercise capacity.

    3.Off-Label Uses:
    Some off-label uses of sildenafil include treating conditions like Raynaud's disease, where blood flow to extremities is restricted, and altitude sickness, where blood flow to the lungs can be compromised. Research into its potential applications continues.

    1.Improved Erectile Function:
    The most significant benefit of sildenafil is its ability to help men with erectile dysfunction achieve and sustain an erection. It enables men to regain sexual function and perform during intimate situations.

    2.Increased Confidence:
    Sildenafil can improve a man's confidence and quality of life by treating ED, which often causes anxiety and stress in sexual relationships. Knowing that help is available allows men to feel more at ease in intimate settings.

    3.Enhances Blood Flow:
    For patients suffering from PAH, sildenafil helps to improve blood flow in the lungs and throughout the body, increasing oxygenation and improving overall cardiovascular health.

    4.Quick and Reliable Effect:
    When taken as directed, sildenafil generally begins working within 30 minutes and lasts for up to 4-6 hours, providing a reliable window of time for sexual activity.

    5.Minimal Side Effects:
    Compared to other medications for ED, sildenafil tends to have fewer side effects. Common side effects like headaches, facial flushing, and nasal congestion are typically mild and temporary. Serious side effects are rare.

    Standard Dosage:
    The usual starting dose of sildenafil for ED treatment is 50 mg taken approximately 1 hour before sexual activity. Depending on effectiveness and tolerability, the dose may be adjusted to 25 mg (if side effects occur) or increased to 100 mg (if the lower dose is ineffective).

    Frequency of Use:
    Sildenafil should be used on an as-needed basis and should not be taken more than once within a 24-hour period. Overuse can increase the risk of side effects such as priapism (a painful, prolonged erection).

    Formulation:
     Sildenafil powder is often processed into tablets or generic versions for commercial sale. The dosage can be adjusted based on individual needs and tolerability, but it should always follow medical advice.

    Cycle Use:
    Sildenafil is not typically used in cycles like anabolic steroids, as it is not designed to affect long-term hormone levels or bodily processes. It is used on an as-needed basis to treat ED and should be taken only when sexual activity is planned.

    Half-Life:
    The half-life of sildenafil is about 3-5 hours, which means the effects of the drug diminish over time as the body processes and eliminates the compound. This is why sildenafil's effect typically lasts for 4-6 hours, offering a practical window for sexual activity.

    Viagra (Sildenafil) does not require post-cycle therapy (PTC) in the traditional sense, as it does not affect the body's natural production of testosterone or other hormones. Unlike anabolic steroids, which suppress natural hormone production and require PCT to restore hormonal balance, sildenafil acts as a temporary solution for ED and does not leave long-term effects on hormonal levels.

    However, after extended use of sildenafil, some men may experience temporary psychological dependence or performance anxiety. In such cases, counseling or therapy might be necessary to address underlying issues. In rare cases where erectile function does not fully recover after stopping sildenafil, further medical intervention may be needed.

    Viagra can help you to keep going by reducing what's known as the refractory period. After reaching orgasm and ejaculating, most men need a span of time to recover and regain their interest in sex. This time period when a man is not sexually responsive and less capable of getting an erection, is known as the refractory period. It can be a few minutes, several hours or an entire day before you can have sex again after orgasming. There is some evidence that Viagra can shorten your refractory period post-orgasm.

    However, Viagra does not increase your sexual stamina to keep going during sex, or increase your physical fitness.

    Like any drug, sildenafil can cause side effects. Common side effects include:

    Headaches

    Flushing

    Indigestion

    Nasal congestion

    Serious side effects are rare but can include:

    Priapism (a prolonged erection lasting more than 4 hours)

    Sudden vision loss (in rare cases, especially in individuals with pre-existing eye conditions)

    Heart-related issues such as chest pain or a rapid heartbeat (particularly in individuals with cardiovascular conditions)

    It is essential to consult a healthcare provider before starting sildenafil, especially if you have a history of heart disease, low blood pressure, or other cardiovascular problems. Sildenafil should not be taken in combination with nitrate medications (commonly prescribed for chest pain), as this can cause a dangerous drop in blood pressure.

    There are other ED treatments to help you last longer if Viagra is not working as well as you want. These Viagra alternatives work in the same way, by improving blood flow to the penis. Some work quicker, some last longer, some are not affected by food and others do not have the same side effects associated with Viagra. You should find out more about these medical alternatives before making your ED treatment decision.

    Sildenafil

    Sildenafil is the unbranded and cheaper version of Viagra. Both sildenafil and Viagra have the same active ingredient, sildenafil citrate. As sildenafil, also known as generic Viagra, is usually the more cost-effective option, it is now more commonly used than Viagra.

    Tadalafil

    Tadalafil is a highly effective treatment for ED. It can be taken as a daily pill for a continuous effect (reducing the need for scheduling sexual activity); or, 30 minutes before sexual activity with its effects lasting up to 36 hours. It is also known under its branded name Cialis.

    Vardenafil

    Vardenafil is recommended for men who have diabetes. It is taken 25 minutes before sexual activity and can last around 4 to 6 hours. It is also known under its branded name Levitra.

    Avanafil

    Avanafil is fast to take effect and can work in as little as 15 minutes whilst usually lasting around 4 hours. It is also known by its brand name Spedra.

    There are other ways to help you last longer in bed if Viagra isn't working for you.

    Alternative medication

    Alternative medications to Viagra that help you last longer if you can't get or maintain an erection include:

    Alprostadil

    A synthetic hormone available in cream or by injection that widens your blood vessels and improves blood flow to your penis.

    Testosterone replacement therapy (TRT)

    A lifelong treatment to restore your testosterone levels to normal that can be administered in several ways including injections, gels, creams, pills, and implants.

    These medications are only available by prescription or via a medical professional, such as a doctor or pharmacist.

Trade names	Viagra,Sildenafil,Revatio
CAS	139755-83-2
Molar mass	474.6
Formula	C22H30N6O4S
Purity	Above 98%
Apprarance	White crystalline powder

 

 

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    Viagra (Sildenafil) powder is a well-known and highly effective treatment for erectile dysfunction, offering a reliable solution to men facing difficulties in achieving or maintaining an erection. It works by increasing blood flow to the penis, which allows for improved sexual performance and confidence. While its primary use is for ED, it also has applications in treating pulmonary arterial hypertension (PAH). With a short half-life, it provides a window of 4-6 hours of effectiveness, offering flexibility for spontaneous sexual activity.

    Although sildenafil is generally safe, it is important to use it under medical supervision and adhere to recommended dosages. Its ability to help with ED and improve confidence has made it one of the most popular treatments for erectile dysfunction. However, its potential side effects and the need for proper guidance should be considered before use.

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