chest
pain, persistent dizziness/fainting, slow/fast/irregular heartbeat, jaw/left arm pain, black stools, rectal bleeding, severe stomach/abdominal pain.
Tell your doctor immediately if any of these rare but very serious side effects occur: easy bleeding/bruising, persistent joint/muscle pain, painful erections.
Tell your doctor immediately if you develop symptoms of liver disease, including persistent nausea, stomach/abdominal pain, dark urine, yellowing eyes/skin.