my cardioligist increased my cartia from120mg to 240mg and I am having a lot of problems from that.bloating constipation for days. breathing, fatigue, but can t sleep, weakness,I also have stasis Dermatitis constant flare ups, and back problems from l4+l5 fusion constant chronic pain. for more than35 years. anyway I am also taking Digoxin and both of my doctors have not seen that you should not have both.