I have dealt with the effects of Heirschsprungs disease it seems forever. However as I'm getting older constipation is becoming more prevalent so I take Metamucil but it seems to make it worse. So then I take Miralax with it but I then I have gas ALL the time and with it, poop. I feel chained to the bathroom and of course never clean. Zelnorm was the beat solution and worked really well but then was taken off the market. What can I do to resolve this ever increasing problem? I