Sildenafil is a medicine used to treat erectile dysfunction. Sildenafil is the generic medicinal name and is the active ingredient in Sildenafil (branded version). The only difference between the two is the price, with Sildenafil being more expensive. Sildenafil belongs to a group of medicines called phosphodiesterase type 5 (PDE 5) inhibitors.
£7.99 – £30.99
What is Sildenafil?
Sildenafil is a medicine used to treat erectile dysfunction. Sildenafil belongs to a group of medicines called phosphodiesterase type 5 (PDE 5) inhibitors.
How does it work?
It works by helping to relax the blood vessels to the penis, allowing blood to flow into the penis once getting sexually excited. Sildenafil will only help a sufferer to get an erection if they are sexually stimulated.
How is Sildenafil used?
Always use this medicine exactly as your doctor has told you. Check with your doctor, nurse or pharmacist if you are not sure.
The recommended starting dose is 50 mg. You should not take Sildenafil more than once a day.
You should take Sildenafil about one hour before you plan to have sex. Swallow the tablet whole with a glass of water. The amount of time Sildenafil takes to work varies from person to person, but it normally takes between half an hour and one hour. You may find that Sildenafil takes longer to work if you take it with a heavy meal.
What are the common side-effects of Sildenafil?
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Sildenafil may cause the following side effects:
Very common (may affect more than 1 in 10 people):
Common (may affect up to 1 in 10 people)
- facial flushing, hot flush (symptoms include a sudden feeling of heat in your upper body)
Who can not use Sildenafil?
It is not possible for us to prescribe Sildenafil if:
- you are allergic to Sildenafil or any of the other ingredients of these medicines (listed in section 6) in their patient information leaflets.
- you are taking medicines called nitrates
- If you are using any of the medicines known as nitric oxide donors such as amy lnitrite (“poppers”)
- you suffer from high blood pressure
- you suffer from high blood pressure in the lungs
- you have a severe kidney or liver problem
- you have recently had a stroke or a heart attack, or if you have low blood pressure.
- you have certain rare inherited eye diseases (such as retinitis pigmentosa)
- you have ever had loss of vision due to non-arteritic anterior ischaemic opticneuropathy (NAION)
- you have sickle cell anaemia (an abnormality of red blood cells)
- you have Leukaemia (cancer of blood cells), multiple myeloma (cancer of bonemarrow)
- you have a deformity of your penis or Peyronie’s Disease.
- you have problems with your heart
- you currently have a stomach ulcer, or a bleeding problems (such as haemophilia).
Please refer to the following Patient Information Leaflet (PIL) to find more information (including side effects) about Sildenafil tablets:
For Sildenafil PIL, please refer to:
25mg, 50mg, 100mg
4 tablets, 8 tablets, 12 tablets, 16 tablets