Constipation can occur, though rarely, as a complication of gallstones, most commonly because of pancreatitis or gallstone ileus, a pretty rare event in which a large gallstone passes from the gallbladder into the intestine and blocks the flow of digested food from the small intestine into the colon (large intestine).

Do gallstones affect bowel movements?

Gallbladder issues often lead to changes in digestion and bowel movements. Unexplained and frequent diarrhea after meals can be a sign of chronic Gallbladder disease. Stools may become light-colored or chalky if bile ducts are obstructed.

Can you take a laxative with gallstones?

The gall bladder will only break if it is obstructed by a gall stone or if it has gallstones in it and develops a severe infection. Then you will have severe pain in the R side with fever. Laxatives will have no effect on the function of the gall bladder.