Sildenafil Teva
From £3.99

£40 OFF First Order
£25 OFF Every Order
When seeking a Viagra alternative, sildenafil and tadalafil are the two most prescribed ED treatments in the UK. Both medications work as PDE5 inhibitors but differ in duration, onset time, and dosing flexibility. Understanding these differences helps you make an informed choice between these effective treatments. EverydayMeds offers both branded Viagra and generic sildenafil options, allowing patients to choose based on preference and budget during checkout.
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.
The most significant difference between these Viagra alternatives lies in their duration of action. Sildenafil, the active ingredient in both branded Viagra and generic alternatives, typically provides effectiveness for 4-6 hours after taking a dose. This window allows for spontaneous intimacy whilst maintaining a predictable timeframe.
Tadalafil offers considerably longer duration, remaining effective for up to 36 hours. This extended window has earned it the nickname "the weekend pill" among patients who prefer not to time their medication around intimate moments. Both medications require 30-60 minutes to take effect, though this may vary based on individual factors and whether taken with food.
Sildenafil is typically prescribed as an on-demand treatment, with standard doses of 25mg, 50mg, or 100mg taken approximately one hour before sexual activity. The maximum frequency is once per 24-hour period. Generic sildenafil contains the same active ingredient as branded Viagra but costs considerably less, making it an attractive option for many patients.
Tadalafil offers two distinct dosing approaches. The on-demand option uses higher doses (10mg or 20mg) taken before anticipated sexual activity. Alternatively, daily dosing with lower strengths (2.5mg or 5mg) maintains consistent medication levels, eliminating the need to plan ahead. This flexibility may suit different lifestyles and preferences.
Clinical studies demonstrate that both sildenafil and tadalafil show similar effectiveness rates for treating erectile dysfunction. Approximately 70-80% of men experience improved erections when using either medication correctly. Neither treatment guarantees results, and both require sexual arousal to function properly.
The choice between these options often depends on individual response and lifestyle factors rather than differences in overall effectiveness. Some patients may find one medication works better for their particular situation, which is why consulting with a healthcare provider remains essential.
Both medications share similar side effect profiles as PDE5 inhibitors. Common side effects may include headaches, facial flushing, nasal congestion, and indigestion. These effects are generally mild and temporary, resolving as the medication leaves your system.
Due to tadalafil's longer duration, any side effects may persist for a longer period compared to sildenafil. However, the daily dosing option for tadalafil uses lower doses, which may reduce the likelihood of side effects for some patients.
Generic sildenafil represents excellent value as a Viagra alternative, providing the identical active ingredient at a fraction of the cost of branded versions. At EverydayMeds, patients can choose between branded Viagra or generic sildenafil during checkout, allowing budget-conscious individuals to access effective treatment without compromising on quality.
Tadalafil pricing varies depending on whether you choose on-demand or daily dosing. Daily tadalafil may offer better value for men who are sexually active more than twice weekly, whilst on-demand dosing suits those with less frequent needs.
Both treatments require a prescription following consultation with a UK-licensed prescriber. EverydayMeds provides convenient online consultations to assess suitability and ensure safe, appropriate treatment for your individual circumstances.
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.