Kamagra 100mg also known simply as Kamagra, is a medication used to treat erectile dysfunction (ED) in men. It contains sildenafil citrate, which is the same active ingredient found in Viagra. Kamagra 100 is typically available in the form of tablets or pills. Kamagra 100 works is by increasing blood flow to the penis when a man is sexually aroused, thereby helping him achieve and maintain an erection. It's important to note that Kamagra 100 should be taken as prescribed by a healthcare provider, usually about 30 minutes to 1 hour before sexual activity. The effects of Kamagra 100 can last for about 4 to 6 hours.