The 4-6 hour duration of action provides flexibility, while the higher dosage ensures that men with more severe ED get the relief they need. However, it is essential to consult with a healthcare provider to determine if this dosage is suitable for you and to ensure that you are using it safely.Fildena 150 Mg is a powerful medication for men who experience more severe erectile dysfunction. With Sildenafil Citrate (150 mg), it works effectively by increasing blood flow to the penis, helping men achieve and sustain an erection during sexual activity.