Symptoms and Complications. If your pulse rate drops too low, you may feel lightheaded, dizzy, faint or very fatigued. You may even be at risk for a heart attack. If you have any of these symptoms, see your doctor. Bradycardia left untreated can lead to chest pain, high blood pressure and heart failure.
Follow Following Unfollow Pending Disabled. A Stacy Wiegman, PharmD , Pharmacy, answered. There is no generic equivalent of Byetta. Byetta is produced by Amylin Pharmaceuticals and is currently under a patent that prevents generic production. The patent will expire in 2013, barring further legal developments.
1 The most common side effects with BYETTA include nausea, vomiting, diarrhea, feeling jittery, dizziness, headache, acid stomach, constipation, and weakness. 2  Nausea most commonly happens when first starting BYETTA, but may become less over time. If you have any symptoms of a severe allergic reaction, stop taking BYETTA and get medical help right away. 2  Do not share your BYETTA Pen with other people, even if the needle has been changed. 3  You may give other people a serious infection, or get a serious infection from them.