Delivering healthcare to your door

Welcome to Nationwide Pharmacies!

Customer Care

0333 6000 343

My Cart

No Items


Pfizer Sildenafil 50mg Tablets

Pfizer Sildenafil 50mg tablets are an effective treatment for erectile dysfunction (impotence). Also available in 25mg and 100mg strength tablet form.

Treatments start from £35

Pfizer generic sildenafil 50mg is licensed by the Medicines and Healthcare Products Regulatory Agency (MHRA) for sale in the UK

Sildenafil 50mg is a Prescription Only Medicine. Please click on the link below to select your treatment and start your online consultation.

Pfizer Sildenafil 50mg Tablets

Double click on above image to view full picture

Zoom Out
Zoom In

More Views

Add Your Review



Pfizer Sildenafil 50mg tablets contains the active substance sildenafil (as citrate), which belongs to a group of medicines called phosphodiesterase type 5 (PDE5) inhibitors. It works by helping to relax the blood vessels in your penis, allowing blood to flow into your penis when you get sexually excited. This medicine will only help you to get an erection if you are sexually stimulated. You should not take this medicine if you do not have erectile dysfunction. You should not take this medicine if you are a woman.


 Tablet Strength: 50mg
 Active Ingredient: Sildenafil
 When to Take Sildenafil: 30 Minutes before Intercourse
 Effective Period: Up to 4 hours

 For full details on Pfizer Sildenafil 50mg please click on the patient leaflet below:

 Pfizer Sildenafil 100mg Patient Information Leaflet


Manufacturer: Pfizer
Available Strengths: 25mg / 50mg / 100mg

How to Take Sildenafil:

  • Take one Sildenafil tablet at least 30 minutes before you engage in sexual intercourse
  • The effects of the treatment will last for up to 4 hours
  • Do not take more than 1 tablet per day

For best results with Sildenafil 

  • Ensure you take your Sildenafil at least 30 minutes before you engage in sexual intercourse
  • Remember that Sildenafil will not give you an instant erection so you need to be sexually aroused 
  • Do not drink excessive alcohol 2 hours before you take Sildenafil
  • Sildenafil works quicker on an empty stomach so try not to eat at least two hours before 
  • In most instances Sildenafil will work after the first or second time. If you continue and do not get a satisfactory result then consult your doctor as you may need to adjust your dose

What are the side effects of Sildenafil?

Sildenafil, like all medications, can cause side effects in some individuals although these are usually mild / moderate and last for a short duration.
Common side effects include: Headache, facial flushing, blurred vision, stuffy nose and dizziness
If you experience the following you should contact your doctor immediately:

  • Chest pain during or after sex. (Do not treat with nitrates)
  • Allergic reaction (difficulty breathing, swelling of the face, eyes, lips or throat)
  • Prolonged erection of more than 4 hours duration

Who should take Sildenafil?

Sildenafil is for the treatment of erectile dysfunction in males only and must not be taken by females. You should also consult a doctor before commencing a treatment if any of the following apply:

  • If you are allergic (hypersensitive) to sildenafil or any of the other ingredients of Sildenafil. 
  • If you have a severe heart or liver problem. 
  • If you have recently had a stroke or a heart attack
  • If you have low blood pressure. 
  • If you have certain rare inherited eye diseases (such as retinitis pigmentosa). 
  • If you have ever had loss of vision because of non-arteritic anterior ischaemic optic neuropathy (NAION) 
  • If you are already taking nitrate based medications


Active Ingredients: Sildenafil
Other Ingredients: microcrystalline cellulose, calcium hydrogen phosphate (anhydrous), croscarmellose sodium, magnesium stearate, hypromellose, titanium dioxide (E171), lactose, triacetin, indigo carmine aluminium lake (E132)

Buying Sildenafil Online:

With Nationwide Pharmacies you can buy Sildenafil online safely and discreetly. If you do not have a prescription please use our free online consultation service to get a private prescription for Sildenafil. Nationwide Pharmacies is a UK registered NHS Pharmacy (GPHc reg: 1105564) and our doctors are GMC qualified to ensure that our patients are given proper advice and that our products are genuine.


Prescription Orders:

Nationwide Pharmacies online doctor service offers a fast and convenient way to order your prescription medication. Once you have selected the treatment that you require simply follow the steps below:

Add to basket and proceed to checkout
Answer the medical questionnaire
Our doctor will assess your questionnaire within 24 hours
Once your prescription has been approved it will be despatched from our pharmacy


All orders are dispatched by Royal Mail 1st Class Signed For delivery. The vast majority of orders are delivered next day however you should allow for up to 48 hours for delivery. In the case of high value orders we will from time to time use tracked courier services.

Next Day Delivery

Guaranteed next working day delivery is subject to a delivery charge of £7.50. Orders are despatched by Royal Mail Special Delivery Next Day. Next Day delivery orders need to be placed before 1PM (Mon-Fri). Your order will arrive before 1PM the next working day.

Write Your Own Review

You're reviewing: Pfizer Sildenafil 50mg Tablets

How do you rate this product? *

  1 star 2 stars 3 stars 4 stars 5 stars

You may also be interested in the following product(s)

Pfizer Sildenafil 100mg Tablets

Pfizer Sildenafil 100mg Tablets

Price: £38.00
Pfizer Sildenafil 25mg Tablets

Pfizer Sildenafil 25mg Tablets

Price: £32.00