Sildenafil is used to treat erectile dysfunction, a condition where you are unable to get or keep an erection firm enough to have sexual intercourse. It works by relaxing 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. Therefore it is taken on an as-needed basis.
This medication may also be used for other conditions. Check with your healthcare professional if you are unsure why you are given this medicine.
Common side effects include:
Rare but serious side effects include:
The symptoms of a drug allergy include one or more of the following:
If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.
Inform your healthcare professional if:
Avoid taking grapefruit, or grapefruit juice as they may interact with your medication and increase the risk of side-effects.
Drinking alcohol can temporarily weaken your ability to get an erection and may increase the blood pressure lowering effects of the medication, which can be dangerous. To get the maximum benefit from your medication, it is advisable not to drink excessive amounts of alcohol before taking this medication.
Inform your healthcare professional if you are taking or intend to take any other medication, supplements, traditional medications or herbal remedies.
This includes certain medications such as:
Do not take more than once a day or the dose prescribed for you.
Pack this medication into a black trash bag and seal it tightly before throwing into the rubbish chute or bin.