Novolin R Regular Human Insulin (rDNA Origin) 100-U Injection Multiple-Dose Vial 10 mL is a wholesale drug in the US consisting of regular insulin Human injection. The medication is prescribed to be used along with diet and exercise to improve blood sugar control for adults and children with diabetes mellitus. The injectable form of the drug helps to move glucose from the bloodstream into muscle and other tissues, where it is to be stored for later use. Novolin R Regular Human Insulin injection should typically be taken just prior to or shortly after each meal so that it can effectively control levels of glucose in the bloodstream. This medicine is recommended for use in helping patients maintain blood sugar levels to below the condition known ashyperglycemia. While Novolin R can be helpful in the control of diabetes, it should be used in conjunction with other medications and a carefully controlled diet in order to optimize blood glucose control.