Fildena Double 200 Mg is a high-strength sildenafil citrate tablet used in the management of erectile dysfunction. It works by improving blood flow during sexual stimulation, helping support a firm and lasting erection. This higher dosage is generally considered for individuals who do not respond adequately to lower strengths. Due to its potency, it should only be taken under medical supervision and not more than once within 24 hours. Possible side effects may include headache, flushing, dizziness, or nasal congestion.