Sildenafil citrate is one of the active components of the PDE5 inhibitor class. It relaxes the targeted male reproductive organ's blood arteries. By maintaining blood flow to the targeted organ during arousal, this drug aids in erection induction. It's important to keep in mind that Kamagra 100mg Oral Jelly functions best when the person is already naturally aroused. Although it works well, you should take it 30 to 60 minutes before you need it.