Sildenafil, the primary ingredient in Fildena 100 Vs Viagra , should be used exactly as prescribed by a physician. This medication should be taken with water 20 to 30 minutes prior to sexual activity.You should not take this medication more than once in a 24-hour period because its effects last for 4 to 6 hours. 


Fildena Tablets should be taken orally with water one hour prior to sexual activity in order to treat erectile dysfunction. Do not take this medication with alcohol, tobacco, or fatty foods if you wish to experience its positive effects.