Kamagra Gold 100 mg contains sildenafil citrate, which is a phosphodiesterase type 5 (PDE5) inhibitor. It works by increasing blood flow to the penis during sexual stimulation, helping men to achieve and maintain an erection. The recommended starting dose of Kamagra Gold is usually 50 mg, but it can be adjusted based on individual response and tolerability. Kamagra Gold 100 mg is a higher strength and may be prescribed for those who require a stronger dose.