My Mother Has Been Taking Colaspa For Last Two Years

My mother has been taking colaspa for last two years off and on, but presentljy shei is taking it continously for last two months 125mgm three times a day since few last few day she is passing stools number of times semiliquid type. She is 93 years old partially bed ridden. Just wondering is it happening because of colaspa, so shall we reduce it.