Viagra® Tablets for Erectile Dysfunction

Viagra® is a prescription tablet for erectile dysfunction in adult men. It helps increase blood flow to the penis during sexual stimulation. This page explains how it works, who it may suit, and how you can order with US delivery from Canada, even if paying without insurance.

What Viagra Is and How It Works

This medicine contains sildenafil, a phosphodiesterase type 5 (PDE5) inhibitor. It supports erections by enhancing the effect of nitric oxide, which relaxes smooth muscle in penile blood vessels. Sexual stimulation is required for it to work. Effectiveness and tolerability vary by individual and health status.

Border Free Health connects U.S. patients with licensed Canadian partner pharmacies; prescriptions are verified with prescribers before dispensing.

To understand ED and modern options, see our guide on Erectile Dysfunction. You can also compare treatment classes in Sildenafil Vs Tadalafil Which Ed Treatment Works Best.

Who It’s For

This treatment is indicated for adult men with erectile dysfunction. It may assist those who can be sexually stimulated but have difficulty achieving or maintaining erections. It is not approved for women or for children. People using nitrates for chest pain must not take this drug. Those with certain heart conditions or very low blood pressure should avoid it unless a prescriber determines it is appropriate.

Some men prefer topical options for performance support. If your prescriber recommends a non-oral approach, you can review Eroxon Gel as an over-the-counter alternative.

Dosage and Usage

Take the tablet by mouth with water, as directed. It is usually taken as needed before sexual activity. Swallow whole without crushing. Food, especially a high-fat meal, may delay the effect. Do not take more than once in 24 hours unless instructed by a prescriber. Some patients are prescribed Sildenafil 50 mg tablets as a starting point; follow your prescriber’s exact guidance and the official label.

If you are new to this class, your clinician may adjust the timing based on tolerability. Allow time for onset before sexual activity. If bothersome effects occur, contact a healthcare professional for advice. Avoid alcohol excess, as it can reduce response and increase dizziness.

Strengths and Forms

Film-coated tablets are available by prescription. Viagra 25mg tablets are one option within the range. Other strengths exist; availability can vary by pharmacy and brand versus generic. Your prescriber will choose a strength suited to your health and other medicines.

Missed Dose and Timing

For erectile dysfunction, this therapy is taken as needed. If a dose was planned and you did not take it, simply use it on another occasion when sexual activity is anticipated. Do not double up. If your prescriber has directed a different schedule for a specific reason, follow that advice and consult the official label.

Storage and Travel Basics

Store tablets in the original container, tightly closed, and away from moisture. Keep at room temperature, out of reach of children and pets. Do not store in bathrooms or hot cars. When you travel, carry the medication in your hand luggage with a copy of your prescription. Keep it in the labeled pharmacy packaging for security screening. As an added safeguard, we support encrypted checkout; temperature-controlled handling when required.

Benefits

This class can improve erectile response when used correctly and when sexual stimulation occurs. Many find on-demand dosing convenient. Tablets are discrete and portable, which can help you plan around travel. Because the medicine is well-studied, prescribers can tailor it to many health profiles, with careful consideration of interactions and cardiovascular status.

Side Effects and Safety

• Headache
• Flushing
• Upset stomach
• Nasal congestion
• Dizziness
• Visual color tinge or sensitivity to light

Serious effects are uncommon but require urgent care. These include chest pain, sudden vision or hearing loss, fainting, or an erection lasting longer than four hours. The risk of low blood sugar applies when used with certain diabetic therapies only if those therapies predispose to hypoglycemia; this product itself does not cause hypoglycemia. Seek immediate help for severe reactions. Avoid use with nitrates or riociguat due to dangerous blood pressure drops.

Drug Interactions and Cautions

Strong CYP3A inhibitors (such as certain HIV protease inhibitors or some antifungals) can raise sildenafil levels and side effects. Alpha-blockers may enhance hypotension; prescribers often separate administration and monitor blood pressure. Other blood pressure medicines can add effects. Excess alcohol can worsen dizziness. Grapefruit may increase drug levels. Those with recent stroke or heart attack, severe liver issues, significant kidney impairment, or retinitis pigmentosa need careful evaluation.

What to Expect Over Time

Onset varies. Many experience an effect within a reasonable window after dosing, while others may need adjustments over several attempts. Consistent use as directed, with attention to timing and meals, can help your prescriber evaluate response. If results are not satisfactory, your clinician may consider dose adjustments or a different PDE5 inhibitor.

Compare With Alternatives

Generic sildenafil offers the same active ingredient and may be more affordable. Tadalafil is another PDE5 inhibitor with a different dosing profile and duration. You can explore Sildenafil or consider Tadalafil after discussing choices with your prescriber. Some patients who cannot tolerate one agent may respond to another. Vardenafil is a further option in the class. Non-oral supports or devices may also be appropriate for select cases.

Pricing and Access

Canadian pharmacy purchasing can offer meaningful value for many patients. If you pay cash, our team shows options clearly so you can compare pack sizes. Look up the Viagra price on the product page and review any current offers. You may also check our site Promotions for periodic savings. We provide transparent information to help you estimate total Viagra cost. Access Canadian pricing with US shipping from Canada, and complete your order with your valid prescription.

Availability and Substitutions

Supply can change based on manufacturing and wholesaler stock. If your preferred brand is unavailable, a prescriber may recommend an appropriate alternative. Some patients consider Generic Viagra online under clinician guidance. Substitution decisions should always involve your clinician to ensure the correct strength and directions are maintained.

Patient Suitability and Cost-Saving Tips

This therapy may suit adults with stable cardiovascular status who do not take nitrates or riociguat. It may not suit those with severe hypotension, recent major cardiac events, or certain inherited eye disorders. For savings, consider multi-month fills if appropriate, and use refill reminders so you do not run out before travel. Cash-paying patients sometimes ask about Sildenafil cash pay options; we display choices clearly so you can compare. Discuss generic options with your prescriber if budget is a concern.

For broader sexual health context and related therapies, browse Mens Health. To learn about safety considerations for a related agent, see Tadalafil Side Effects Long Term And Mental Health.

Questions to Ask Your Clinician

• Heart health check: Is this PDE5 inhibitor safe with my cardiac history?
• Timing plan: When should I take it relative to meals and activity?
• Interactions review: Do any of my medicines raise risks?
• Side effect strategy: What should I do if headaches or flushing occur?
• Alternative options: Would another PDE5 inhibitor or non-oral support be better?
• Follow-up plan: When should we reassess response and tolerability?

Authoritative Sources

• Pfizer: Viagra Prescribing Information
• FDA DailyMed: Sildenafil Tablets
• Health Canada Drug Product Database

Ready to proceed? Add to cart and complete checkout for prompt, express shipping. Ships from Canada to US. This information is educational and not a substitute for medical advice. Always consult your healthcare professional.