Sildenafil
Sildenafil (Generic Viagra) is used to treat male dysfunction problems also used to improve the ability to exercise in adults with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing shortness of breath, dizziness, and tiredness). Sildenafil dosage usually starts to work within 30 to 60 minutes. It's triggered by sexual stimulation, so you need to be aroused for it to work.
