"Miriam E. Tucker
Medscape Medical News
The U.S. Food and Drug Administration (FDA) will now require a "for single patient use only" warning on all multidose pen devices used for injectable diabetes medications.
(Regular, Human Insulin [rDNA origin] USP) Solution for Subcutaneous or Intravenous Use
Novolin R (Regular Human Insulin Injection [Recombinant DNA origin] United States Pharmacopeia) is a polypeptide hormone structurally identical to native human insulin and is produced by recombinant DNA technology, utilizing Saccharomyces cerevisiae (baker's yeast) as the production organism. Novolin R has the empirical formula C257H383N65O77S6 and a molecular weight of 5808.
Figure 1: Structural formula of Novolin R
Novolin R is a sterile, clear, aqueous, and colorless solution that contains human insulin (rDNA origin) 100 units/mL, glycerol 16 mg/mL, metacresol 3 mg/mL, zinc chloride approximately 7 mcg/mL and water for injection. The pH is adjusted to 7.4. Hydrochloric acid 2N or sodium hydroxide 2N may be added to adjust pH. Novolin R vials are latex-free.
What are the possible side effects of insulin regular (Humulin R, Novolin R, Novolin R Innolet, Novolin R PenFill, ReliOn/Novolin R)?
Get emergency medical help if you have any of these signs of insulin allergy: itching skin rash over the entire body, wheezing, trouble breathing, fast heart rate, sweating, or feeling like you might pass out.
Hypoglycemia, or low blood sugar, is the most common side effect of insulin. Symptoms include headache, hunger, weakness, sweating, tremors, irritability, trouble concentrating, rapid breathing, fast heartbeat, fainting, or seizure (severe hypoglycemia can be fatal). Carry hard candy or glucose...
Last reviewed on RxList: 4/5/2012
This monograph has been modified to include the generic and brand name in many instances.
Additional Novolin R Information
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