Fildena 100 is a medication that is used to treat erectile dysfunction in men. It is a phosphodiesterase (PDE5) inhibitor that improves blood flow to the penis by relaxing the muscles in the penile blood vessels. It is effective for most men with erectile dysfunction. It is also effective for men with pulmonary arterial hypertension, which is a condition where the blood pressure in the arteries increases higher than normal levels. Sildenafil citrate (Viagra) is used to treat erectile dysfunction. It works by relaxing muscles and increasing blood flow to the penis to help you have or maintain an erection. It's also used to treat pulmonary arterial hypertension (PAH), a condition in which the blood pressure in your lungs is too high. It's also used to treat an enlarged prostate. It's part of a class of drugs called phosphodiesterase type 5 inhibitors. More Info: Fildena CT 100 Fildena 150 Fildena 120