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: