Kamagra Oral Jelly works by increasing blood flow to the penis during sexual stimulation, which helps men achieve and maintain an erection. It is typically taken orally by squeezing the contents of the sachet directly into the mouth or onto a spoon and swallowing it. The effects of Kamagra Oral Jelly can be felt within 15-30 minutes after ingestion and can last for up to 4-6 hours.