I am 28 year old male and have little bit stomach pain at lower left side for last 2 months. Pain comes sudden like irritation and goes in seconds and some times irritation in lower back left and right side, I have consult doctor he asked me to take ranidom tables and zifi 200 after couple of days it went and after two or three days it comes back but better than previous, I am getting burp many times, I noticed after burp pain went out. Please help me out from this.