Da der er rapporteret svimmelhed og ændret syn i kliniske studier med sildenafil, bør patienter være opmærksomme på, hvordan de reagerer på Revatio, inden de kører bil eller betjener maskiner.
As dizziness and altered vision were reported in clinical trials with sildenafil, patients should be aware of how they might be affected by Revatio, before driving or operating machinery.