Kamagra 100 mg is a medication containing Sildenafil Citrate, primarily used to treat erectile dysfunction (ED) in men. Sildenafil Citrate is a phosphodiesterase type 5 (PDE5) inhibitor that enhances blood flow to the penis during sexual stimulation, facilitating the achievement and maintenance of an erection. Take one tablet orally with water, approximately 30 to 60 minutes before planned sexual activity. The medication's effects can last up to 4 to 6 hours. It's important to note that sexual arousal is necessary for the medication to be effective.