Fildena 150 mg should be taken orally with a full glass of water, approximately 30 minutes to 1 hour before anticipated sexual activity. It can be taken with or without food, but avoid consuming high-fat meals as they may delay the onset of action. The active ingredient in Fildena 150 mg is sildenafil citrate. It belongs to a class of medications called phosphodiesterase type 5 (PDE5) inhibitors. https://www.onemedz.com/product/fildena-150-mg/