Medical disclaimer

If you think you are experiencing a medical emergency, call 911 or your local emergency number, or go to the nearest emergency department immediately. Do not delay seeking care because of anything you have read on this website.

Situations that require emergency care include:

• An erection lasting more than four hours (priapism) — this can cause permanent damage.
• Chest pain, pressure, or severe breathlessness during or after sexual activity.
• Sudden loss of vision or hearing after taking any medication.
• Fainting, or a severe allergic reaction such as facial swelling or difficulty breathing.

If you are in the United States and experiencing thoughts of suicide or severe distress, call or text 988 to reach the Suicide and Crisis Lifeline.

All content published on ED Treatment Guides — including articles, guides, treatment comparisons, reviews, tools, calculators and any other material — is provided for general informational and educational purposes only. It is not medical advice, diagnosis or treatment, and it is not a substitute for consultation with a qualified healthcare professional.

No physician–patient or clinician–patient relationship is created by your use of this website, by reading its content, by using its tools, or by contacting us. We cannot and do not assess your individual circumstances.

Always seek the advice of your physician or another qualified health provider with any questions you have regarding a medical condition or a treatment. Never disregard professional medical advice, or delay seeking it, because of something you have read here.

Information about medications on this website — including doses, timing, interactions and side effects — is general reference information. It is not a substitute for the prescribing information supplied with your medication, or for the specific instructions given by your prescriber and pharmacist.

• Never start, stop, or change the dose of any medication without consulting the clinician who prescribed it.
• Never take medication prescribed for someone else.
• Drug information changes. Labelling, warnings and guidance may have been updated since a page was last reviewed.
• Your prescriber and pharmacist know your full medical history and medication list. We do not.

Of particular importance: PDE5 inhibitors must never be combined with nitrate medications, including recreational “poppers”. See our medication safety guide.

We make reasonable efforts to ensure our content is accurate and current, and we describe those efforts in our editorial policy. However, medical knowledge changes, sources can be superseded, and errors can occur. We make no representation or warranty, express or implied, as to the accuracy, completeness, currency or suitability of any content on this website.

We do not guarantee any particular result from any treatment described here. Individual responses to treatment vary considerably, and a treatment that works well for one person may be ineffective or unsuitable for another.

This website describes and links to third-party products, services, providers and websites. We do not endorse, guarantee or assume responsibility for any third party, their products, their clinical services, or the accuracy of the information they publish. Any transaction you enter into with a third party is solely between you and that third party. See our affiliate disclosure.

Content on this website is written primarily with a United States audience in mind. Medication availability, approved indications, regulatory status, pricing, insurance arrangements and clinical guidance differ between countries. If you are outside the United States, consult local sources and a locally licensed clinician.

This website addresses adult sexual health and is intended for users aged 18 and over. It is not directed at children, and we do not knowingly collect information from anyone under 18.

To the fullest extent permitted by law, ED Treatment Guides LLC and its officers, employees and contributors accept no liability for any loss, injury or damage arising from your use of, or reliance on, any content on this website. Your use of this website is subject to our terms of service.