Fildena drug is also known as a magic pill, as its curry is similar to a magic pill. Sildenafil acts as the active ingredient in the drug Fildena. Fildena is a drug taken 1 hour before intercourse. The effect lasts for 4-5 hours after taking it. Taking Fildena can make you enjoy sex better. It is important to consult a doctor before taking Fildena. Fildena is also found in different strengths.