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Viagra

Viagra

By Kire Stojkovski M.D
Editor craig Published 20 August 2023
Time to read 6 min

What is Viagra?

Few medications have had the same dramatic impact on male sexual health as Viagra. Since its introduction in the late 1990s, this small blue pill has revolutionized the treatment of erectile dysfunction (ED), transforming it from a taboo subject into a manageable health condition. 

Viagra was the first oral medication approved for treating ED, a condition affecting millions of men worldwide. It has proven to be remarkably effective, with clinical studies showing improvement in three-quarters of men with ED who take the drug. 

But how does this revolutionary pill work? And what are the benefits and potential risks of using Viagra?

The following sections will delve into the history of Viagra, how it works, its benefits, and its side effects.

History of Viagra

Viagra, also known by its generic name sildenafil, was originally developed by the pharmaceutical company Pfizer in the 1980s as a treatment for angina and high blood pressure. However, researchers noticed an unexpected side effect during clinical trials: the drug seemed to enhance erections. Recognizing the potential for a new treatment for ED, Pfizer decided to shift its focus. [1]

In 1998, Viagra was approved by the US Food and Drug Administration (FDA) for treating ED, making it the first oral medication for this condition. The drug was an instant success, with millions of prescriptions filled within the first few months of its release. Today, Viagra remains one of the most popular treatments for ED, with billions of pills sold worldwide.

The success of Viagra has prompted other pharmaceutical companies to develop their own ED medications. These include Cialis (tadalafil), Levitra (vardenafil), and Stendra (avanafil), all of which work in a similar way to Viagra but have different strengths and side effects.

How Does Viagra Work?

Viagra works by inhibiting an enzyme called phosphodiesterase type 5 (PDE5), which is found in various tissues in the body but primarily in the smooth muscle of the penis. By blocking PDE5, Viagra allows the blood vessels in the penis to relax and expand, improving blood flow and making it easier to get and maintain an erection. [2]

However, Viagra doesn’t work on its own. Sexual stimulation is needed to release nitric oxide, a chemical that triggers the relaxation of smooth muscle in the penis. Viagra helps to amplify this process, but without sexual stimulation, the drug will have no effect.

It’s also important to note that Viagra doesn’t work instantly. It usually takes 30 to 60 minutes for the drug to start working, although it can take longer after high-fat meal. 

Viagra’s effects can last up to four hours, but this doesn’t mean you will have an erection for this entire time. Instead, you should be able to achieve an erection whenever you’re sexually aroused during this period.

Benefits of Using Viagra

The primary benefit of Viagra is its ability to treat ED, a condition that can significantly impact a man’s quality of life. By improving erectile function, Viagra can enhance sexual performance and satisfaction, boost self-esteem, and improve relationships.

Clinical studies have shown that Viagra effectively treats ED in men of all ages and men with various health conditions, such as diabetes, heart disease, and spinal cord injury. 

In addition to treating ED, some research suggests that Viagra may have other health benefits. For example, it may help with pulmonary hypertension, a type of high blood pressure that affects the arteries in the lungs and the right side of the heart. [3]

Furthermore, Viagra can be used safely by most men. While the drug does have some side effects, these are usually mild and temporary, and serious side effects are rare.

Side Effects of Viagra

Like all medications, Viagra can cause side effects. The most common side effects include headache, flushing, upset stomach, abnormal vision, nasal congestion, back pain, muscular pain, nausea, dizziness, and rash. These side effects are usually mild and tend to go away within a few hours. [4]

However, Viagra can also cause more serious side effects, although these are rare. These include an erection lasting more than four hours (priapism), [5] sudden vision loss in one or both eyes, and sudden hearing loss or hearing changes. You should seek medical attention immediately if you experience any of these side effects.

Before taking Viagra, discussing your health history with your doctor is important. Viagra may not be suitable for men with certain health conditions, such as heart disease or liver disease, or for men who are taking certain medications, such as nitrates for chest pain or alpha-blockers for high blood pressure.

Viagra Dosage

The recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity. However, Viagra may be taken anywhere from 30 minutes to 4 hours before sexual activity.

The maximum recommended dosing frequency is once per day.

Based on effectiveness and toleration, the dose may be increased to a maximum recommended dose of 100 mg or decreased to 25 mg.

Viagra vs Other Male Sexual Health Treatments

While Viagra was the first oral medication for ED, it is not the only option. Other treatments include Cialis, Levitra, and Stendra, which work similarly to Viagra but have different strengths and side effects.

For example, Cialis lasts for up to 36 hours, much longer than Viagra, making it a popular choice for men who want more spontaneity in their sex lives. Levitra and Stendra, on the other hand, start working faster than Viagra, usually within 15 to 30 minutes.

In addition to oral medications, there are other ED treatments, such as penile injections, vacuum erection devices, and penile implants. However, these treatments are usually considered only if oral medications are not effective or suitable.

When choosing a treatment for ED, it’s important to discuss your options with your doctor. They can help you choose the best treatment based on your health, lifestyle, and preferences.

Conclusion: The Impact of Viagra on Male Sexual Health

Viagra has had a transformative impact on male sexual health. It has not only provided an effective treatment for erectile dysfunction, but it has also brought the topic of male sexual health into the open, encouraging men to discuss their problems and seek help.

While Viagra is not without its side effects and risks, for most men, the benefits far outweigh the potential drawbacks. With careful use and under the guidance of a doctor, Viagra can enhance sexual performance and satisfaction, boost self-esteem, and improve relationships.

The success of Viagra has led to the development of other treatments for ED, providing men with more options and control over their sexual health. As we continue to learn more about male sexual health and develop new treatments, the future looks bright for men struggling with ED.

References

1. 1.Ghofrani, H. A., Osterloh, I. H., & Grimminger, F. (2006). Sildenafil: From angina to erectile dysfunction to pulmonary hypertension and beyond. Nature Reviews. Drug Discovery, 5(8), 689-702. https://doi.org/10.1038/nrd2030

2. 2.Goldstein I, Burnett AL, Rosen RC, Park PW, Stecher VJ. The Serendipitous Story of Sildenafil: An Unexpected Oral Therapy for Erectile Dysfunction. Sex Med Rev. 2019 Jan;7(1):115-128.

3. 3.Coons JC, Pogue K, Kolodziej AR, Hirsch GA, George MP. Pulmonary Arterial Hypertension: a Pharmacotherapeutic Update. Curr Cardiol Rep. 2019 Nov 22;21(11):141

4. 4.Moreira SG Jr, Brannigan RE, Spitz A, Orejuela FJ, Lipshultz LI, Kim ED. Side-effect profile of sildenafil citrate (Viagra) in clinical practice. Urology. 2000 Sep 1;56(3):474-6. doi: 10.1016/s0090-4295(00)00649-x. PMID: 10962318.

5. 5.Ekeke ON, Omunakwe HE, Eke N. Management of priapism in adult men. Int Surg. 2015 Mar;100(3):552-7