Erectile dysfunction (ED) is a common condition in which a man has difficulty getting or keeping an erection firm enough for sexual activity. It may happen occasionally or become an ongoing problem.
ED can have many causes. Health conditions affecting blood vessels, nerves or hormones may contribute, as can certain medications, lifestyle factors and mental or emotional concerns. Because there can be more than one cause, understanding what may be contributing to ED is an important part of choosing an appropriate treatment.
What Treatment Options Are Available for Erectile Dysfunction?
There is no single treatment that is right for everyone.
Healthcare professionals may recommend treating an underlying health condition, making lifestyle changes, addressing psychological or relationship factors, using medication, or considering other ED treatments such as vacuum devices. Treatment should take into account a person’s overall health, other medicines they take and their individual circumstances.
Oral ED Medications
Two widely recognized medicines used for erectile dysfunction are sildenafil and tadalafil. Both belong to a class of medications known as PDE5 inhibitors.
These medicines help support the natural erectile response by affecting blood flow. They do not automatically produce an erection, and sexual stimulation is still required.
Although sildenafil and tadalafil work in a similar way, there are important differences in how long their effects may remain available.
Sildenafil
Sildenafil is used for the treatment of erectile dysfunction.
Current U.S. prescribing information indicates that sildenafil is generally taken before anticipated sexual activity. Depending on the individual, it may be taken between approximately 30 minutes and four hours beforehand.
This shorter period of action can make sildenafil suitable for people who prefer to plan treatment around a particular time.
Food, other medications, health conditions and individual response can influence how a person experiences a medication, so treatment decisions should be discussed with a healthcare professional.
Tadalafil
Tadalafil is another PDE5 inhibitor used for erectile dysfunction.
One of the main differences between tadalafil and sildenafil is the longer period during which tadalafil may remain effective. U.S. patient information states that sexual activity may be possible from approximately 30 minutes after taking tadalafil and for up to 36 hours afterward.
This does not mean that an erection lasts for 36 hours. Sexual stimulation is still necessary for an erection to occur.
Tadalafil may be prescribed either for use when required or, in certain circumstances, as a once-daily treatment. The appropriate approach depends on the individual and should be determined with a healthcare professional.
Sildenafil vs Tadalafil: What’s the Difference?
The biggest practical difference is generally the duration of the treatment window.
Sildenafil has a shorter period of action and is commonly used when sexual activity can be planned in advance.
Tadalafil has a substantially longer potential treatment window, which may provide greater flexibility.
Neither medicine increases sexual desire, and both still require sexual stimulation to produce an erectile response.
The best option depends on factors including general health, existing medications, frequency of sexual activity, personal preference and how an individual responds to treatment.
Why Erectile Dysfunction Shouldn’t Always Be Ignored
ED can sometimes be associated with another health issue rather than existing on its own.
Conditions affecting blood vessels, nerves and hormones can contribute to erectile difficulties. Diabetes, cardiovascular conditions and certain medications are among the factors that healthcare professionals may consider when investigating ED.
For this reason, persistent or unexplained erectile dysfunction is worth discussing with a qualified healthcare professional rather than simply ignoring it.
Lifestyle and Erectile Function
Medication is not the only approach to managing ED.
Depending on the cause, healthcare professionals may recommend lifestyle changes such as improving physical activity, maintaining a healthy weight, reducing excessive alcohol consumption, stopping smoking and improving overall cardiovascular health.
A healthy diet may also help reduce the risk of developing ED or improve symptoms in some people.
Mental health and relationship factors can also contribute to erectile difficulties. Counseling or therapy may therefore form part of treatment where stress, anxiety, depression or relationship concerns are involved.
Important Safety Information About ED Medication
ED medications are not appropriate for everyone.
One particularly important warning applies to nitrate medications, which are commonly used for chest pain or angina.
Sildenafil and tadalafil should not be combined with nitrates because the combination can cause blood pressure to fall to an unsafe level. Certain other medicines, including guanylate cyclase stimulators such as riociguat, may also interact dangerously with PDE5 inhibitors.
Anyone taking medication for heart disease, blood pressure or other significant medical conditions should discuss ED treatment with a healthcare professional.
If chest pain, significant dizziness or other concerning symptoms occur during sexual activity, medical attention should be sought.
Which ED Treatment Is Right for You?
Choosing an erectile dysfunction treatment is an individual decision.
For some people, addressing an underlying medical or lifestyle issue may improve erectile function. Others may benefit from medication or another treatment approach.
Sildenafil and tadalafil provide different levels of timing flexibility, but neither should be viewed as automatically better for everyone.
A healthcare professional can consider your overall health, existing medications and individual circumstances before recommending an appropriate treatment.
The Bottom Line
Erectile dysfunction is common and there are several ways it can be treated.
Sildenafil and tadalafil are established medications for ED, but they differ significantly in how long their effects may remain available. Lifestyle changes, treatment of underlying health conditions and other therapies can also play an important role.
Understanding the available options — and using them safely — is the best starting point for making an informed decision.
Medical disclaimer: This article is provided for general educational information only and is not a substitute for medical advice, diagnosis or treatment. Always consult a qualified healthcare professional about erectile dysfunction, medications, possible interactions and which treatment may be appropriate for you.
Sources
Medical information for this article was reviewed against information from the U.S. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) and current U.S. medication information available through DailyMed/FDA sources.