Sildenafil Teva
From £3.99

£40 OFF First Order
£25 OFF Every Order
Understanding how long Viagra lasts is crucial for planning intimate moments effectively. Viagra typically remains active in your system for 4-6 hours, though this varies based on dosage strength, individual factors, and timing. At EverydayMeds, we offer both branded Viagra and generic sildenafil options through our UK-licensed prescribers, helping you find the most suitable treatment for your needs whilst considering both effectiveness and value.
From £3.99

From £28.99

From £22.99

From £27.99

From £44.99

From £23.99

From £8.49

From £32.99


When PDE5 is suppressed, blood is able to flow more freely through the body—including to the (you guessed it) penis.

More blood flow to the penis means harder, more satisfying erections once you're sexually stimulated.
When considering erectile dysfunction treatment, many men ask "how long does Viagra last?" The answer depends on several factors, but typically Viagra remains effective for 4-6 hours after taking it. This doesn't mean you'll have an erection for this entire period – rather, it's the window during which the medication can help you achieve and maintain erections when sexually aroused.
Viagra comes in three strengths, each offering different duration profiles. The 25mg dose typically provides 3-4 hours of effectiveness and is often prescribed for men who experience side effects with higher doses or those taking certain medications. The 50mg strength is the standard starting dose, offering 4-5 hours of potential effectiveness for most men. The 100mg dose can last 5-6 hours but may increase the likelihood of side effects.
At EverydayMeds, both branded Viagra and generic sildenafil are available in all three strengths. The generic sildenafil contains the same active ingredient and offers identical duration and effectiveness whilst being significantly more cost-effective than the branded version.
Several factors can affect how long Viagra lasts in your system. Age plays a role, as older men may find the medication remains active for longer periods due to slower metabolism. Body weight and overall health status also influence duration – men with faster metabolisms may process the medication more quickly.
Food intake significantly impacts both onset and duration. Taking Viagra on an empty stomach typically results in faster onset (30-45 minutes) and may extend the effective duration. However, taking it after a large or fatty meal can delay onset by up to 2 hours and potentially reduce overall effectiveness.
Moderate alcohol consumption (1-2 units) generally doesn't significantly impact Viagra's duration, though excessive drinking can reduce effectiveness and potentially cause dangerous blood pressure drops when combined with the medication. Smoking may reduce duration due to its effects on blood circulation, whilst regular exercise and good cardiovascular health can enhance both effectiveness and duration.
For maximum effectiveness and duration, take Viagra approximately 1 hour before planned sexual activity. Whilst the medication can work within 30 minutes for some men, allowing the full hour ensures optimal blood levels. Remember that sexual arousal is still required – Viagra doesn't cause automatic erections but enables them when you're sexually stimulated.
If you find that Viagra doesn't last long enough for your needs, speak with a healthcare provider about adjusting your dose. Never exceed one tablet in 24 hours, regardless of strength. Some men find better results with the 100mg dose, whilst others prefer the 25mg dose to minimise side effects whilst maintaining adequate duration.
Generic sildenafil offers identical duration and effectiveness to branded Viagra at significantly lower cost. Both medications contain the same active ingredient and are manufactured to identical standards. At EverydayMeds, you can choose between branded Viagra or generic sildenafil during checkout, allowing you to select based on your preference and budget whilst receiving the same clinical benefits.
It's one of the most common conditions we treat, and one of the most treatable.
Achieve your goals in just a few simple steps.
Select safe UK treatments. Quick answers.
Our expert team will use your consultation as the basis of our recommendation and communicate with you.
We’ll deliver direct to you, as quickly as tomorrow.