such as body rash, or trouble breathing. don't reuse needles, or share insulin pens. the most common side effect is low blood sugar, which can be life-threatening. it may cause shaking, sweating, fast heartbeat, and blurred vision. check your blood sugar levels daily. injection site reactions may occur. don't change your dose of insulin without talking to your doctor. tell your doctor about all your medicines and medical conditions. check insulin label each time you inject. taking tzds with insulins like toujeo® may cause heart failure that can lead to death. toujeo®, ask your doctor. ♪let's groove tonight. >> 60 million americans are under a winter storm alert. a winter system that dumped heavy snow on northern california is now poised to do