I think it's kind of normal and you are doing sooo great!!! you should talk to your doctor though about not having regular bm's just to see what he says. Keep going your awesome!!
hey Christina, i'm in the same boat as you.. with the upper GI you throat gets really soar afterwards but don't be scared it's well worth it in the end. I know it is sooo stressful but just think how great it is that you are taking time out of your busy life to focus on yourself!