SPL Set ID: b519bd83-038c-4ec5-a231-a51ec5cc291f

Insulin human is produced by recombinant DNA technology utilizing a non-pathogenic laboratory strain of Escherichia coli and has the empirical formula C 257 H 383 N 65 O 77 S 6 with a molecular weight of 5.808 kDa. HUMULIN R (insulin human) injection is a short-acting human insulin for subcutaneous or intravenous use. HUMULIN R is a sterile, aqueous, clear, and colorless solution. HUMULIN R contains 100 units of insulin human in each milliliter. Each milliliter of HUMULIN R also contains glycerin (16 mg), metacresol (2.5 mg), endogenous zinc (approximately 0.015 mg/100 units,) and Water for Injection. Sodium hydroxide and hydrochloric acid may be added during manufacture to adjust the pH. The pH is 7.0 to 7.8.