system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which long acting insulin can be mixed with rapid acting insulin?
assistant
The correct answer is  Traditionally long acting insulins could not be mixed with sho acting insulins due to different pH. However insulin degludec preparation is now available as 70% insulin degludec and 30% insulin aspa and is injected once or twice per day.