Kamagra Gold 100 contains Sildenafil. It is better known as the blue pill. It is an effective drug used to treat erectile dysfunction (ED) in men. Erectile dysfunction is a condition where a man is unable to achieve and/or maintain an erection sufficient for sexual intercourse. Some of the side effects of the Tablet include flushing (redness and feeling of warmth), headache, abdominal pain, dizziness, blurred vision, etc. It is recommended to take the tablet 30-60 minutes before intercourse. However, you can also take it 4 hours before sex. This medicine will help you get/maintain an erection only if you are sexually aroused.