Known interactions between the following drugs: Chitosamine, Cranberry

Both glucosamine and cranberry contain chemicals that may reduce the blood's ability to form clots. When taken together, they can increase the risk of dangerous bleeding. In general, glucosamine and cranberry should not be taken together. Individuals who take both may need more frequent blood tests to make sure that blood is clotting properly. Those who experience problems may need to stop taking glucosamine, cranberry, or both. You may want to ask your healthcare provider about this potential interaction if you think you are having problems.