I AM DIABATIC PERSON ,IHAVE ALSO PILES , I AM FEELING THAT MY LIPS & MOUTH VERY DRY IN DAY & NIGTH ,IN NIGHT I DRING 5-6 GLASS WATER DUE TO THIS ,LAST THREE -FOUR DAYS I HAVE NOT GOT PROPER MOTION & IF GOT SO MANY TRUBLE BLACK STOOL & MOTION NOT CLEAR ,WHAT THIS SYMPTSION ,PL TELL ME . THANKS