Why do I need this medicine?
Sildenafil is used to treat pulmonary arterial hypertension (high blood pressure in the blood vessels leading to the lungs).
How do I take this medicine?
Take Sildenafil exactly as directed by your doctor or according to the instructions on the label. Do not take more or less than instructed by your doctor.
You may take this medicine with or without food. Try to take it at the same time each day.
Sildenafil is available as a tablet or as an oral suspension.
If you are taking an oral suspension, shake the bottle well before you take it to ensure that the liquid is evenly mixed. Use the measuring spoon or cup provided to measure out your prescribed dose.
Sildenafil must be taken regularly for it to be effective. Continue taking this medicine even when you feel better. Do not stop taking it unless instructed by the doctor. Your doctor may gradually reduce the dose of Sildenafil before stopping it completely.