acute cholangitis is obstruction of the common bile duct by a stone which causes pain, fever, jaundice, tes-colored urine and light colored stool, which requires antibiotic and an endoscope (ERCP)
both are serious and require immediate medical attention.
as for constipation and abdominal pain they go hand in hand, it could be Irritable Bpwel Syndrome (IBS) which requires medications. or simple constipation causing the pain which requires laxative.
you need to be seen by a physician to examine you and to know what test to order and thus what therapy you need. there are lots of dispensaries (مستوصف) which are cheap and can help you with your problems.