In research, this double action distinguishes it from uni-action medications, enabling it to be more adaptable for individuals with both diabetes and obesity
Most Recent Byetta Side Effects Information As of October 2025, the most common Byetta side effects reported to the FDA were hyperglycemia, weight loss, low blood sugar and gastrointestinal upset (nausea, vomiting and diarrhea)
Current evidence suggests that any metabolic rate reduction during GLP-1 treatment is primarily due to weight loss itself, rather than a direct drug effect
1 mg/0.5 mL
Less common side effects include headache, fatigue, and dizziness
For many people, nausea improves over time as the body adjusts to treatment