Fildena 100 mg purple pills is a medicine used to deal with erectile dysfunction (ED) in men. It consists of the energetic ingredient sildenafil citrate, which is a phosphodiesterase kind five (PDE5) inhibitor. PDE5 is an enzyme that restricts blood go with the flow to the penis, making it hard for guys to gain and preserve an erection. Erectile dysfunction is the inability to achieve or maintain an erection sufficient for sexual intercourse.

 Sildenafil Citrate, which is its active ingredient, increases blood flow to the penile region. Fildena double 200 mg contains sildenafil citrate as its active ingredient, which belongs to a class of drugs known as phosphodiesterase type 5 (PDE-5) inhibitors. Sildenafil citrate works by inhibiting the action of the enzyme called PDE-5, which is responsible for the degradation of a compound called cyclic guanosine monophosphate (cGMP) in the penis.