Sildigra 100 mg is a branded sildenafil product marketed for the treatment of erectile dysfunction (ED) in adult men. Regulatory records identify Sildigra 100 tablets as containing sildenafil equivalent to 100 mg, with prescription-only status in at least some markets. Sildenafil is a PDE5 inhibitor. It enhances blood flow to the penis during sexual stimulation, helping men achieve and maintain an erection. It does not increase sexual desire and does not cause an erection without sexual stimulation.