and known heart disease, jardiance can lower the risk of cardiovascular death, too. serious side effects may include ketoacidosis that may be fatal, dehydration that can lead to sudden worsening of kidney function, and genital yeast or urinary tract infections. a rare, life-threatening bacterial infection in the skin of the perineum could occur. stop jardiance and call your doctor right away if you have symptoms of this infection ketoacidosis, or an allergic reaction. you may have an increased risk for lower limb loss. call your doctor right away if you have symptoms of infection in your legs or feet. taking jardiance with a sulfonylurea or insulin may cause low blood sugar. ♪ jardiance is really swell ♪ ♪ the little pill ♪ ♪ with a big story to tell! ♪ ♪ (upbeat music) ♪ ( ♪♪ ) with the push of a button, constant contact's ai tools help you know what to say, even when you don't. hi! constant contact. helping the small stand tall. my mental health was better. but uncontrollable movements called td, tardive dyskinesia, started disrupting my day. td felt embarrassing.