Kamagra oral jelly 100 mg pill is used to treat impotence in men. This medication contains Sildenafil, which increases blood flow to a man's penis tissues. This medication is beneficial for the treatment of erectile dysfunction. Take this medication an hour before intercourse to ensure that you can enjoy it with your partner. You may take this medication before or after a meal. This drug's effect lasts for about 4-5 hours. This medication should only be taken by men. Take this medication as prescribed by your doctor. Take this medication only once every 24 hours.