how long can humulin r be unrefrigerated
In-use (opened): The Humulin R (insulin (human recombinant)) U-100 vial currently in-use can be kept unrefrigerated as long as it is kept as cool as possible [below 30Â°C (86Â°F)] away from heat and light.he injection of Humulin R (insulin (human recombinant)) U-100 should be followed by a meal within approximately 30 minutes of administration.