Classes
DEA Class; Rx, OTC
Common Brand Names; Humulin R, Novolin R, Humulin R U-500, Myxredlin
- Antidiabetics, Insulins;
- Antidiabetics, Short-Acting Insulins
Description
Regular insulin U-100 is short-acting insulin; concentrated regular insulin U-500 exhibits characteristics of immediate-acting insulins
Used for type 1 and 2 diabetes mellitus in adult and pediatric patients; also used for hyperglycemic crises and blood glucose management in critical and other care settings
Ensure the correct regular insulin concentration is used to avoid severe overdose and hypoglycemia
Indications
Indicated for the treatment type 2 diabetes mellitus.
Contraindications
Hypersensitivity to product or excipients
Hypoglycemia
Adverse Effects
Intensification or rapid improvement in glucose control associated with a transitory, reversible ophthalmologic refraction disorder, worsening of diabetic retinopathy, and acute painful peripheral neuropathy
Hypersensitivity reactions
Severe, life-threatening, generalized allergy, including anaphylaxis
Hypoglycemia
Hypokalemia
Peripheral edema
Weight gain
Immunogenicity
Injection site reactions
Localized cutaneous amyloidosis
Warnings
Never share pen, needles, or syringes between patients
Use with caution in patients with decreased insulin requirements: Diarrhea, nausea/vomiting, malabsorption, hypothyroidism, renal impairment, and hepatic impairment
Use with caution in patients with increased insulin requirements: Fever, hyperthyroidism, trauma, infection, and surgery
Severe, life-threatening, generalized allergy, including anaphylaxis, can occur; discontinue therapy if indicated
Not for mixing with any insulin for intravenous use or with insulins other than NPH insulin for subcutaneous use
Insulins may cause sodium retention and edema, particularly if previously poor metabolic control is improved by intensified insulin therapy
Weight gain can occur with insulins and has been attributed to anabolic effects of insulin
Use caution in pregnancy
Pregnancy and Lactation
Available data from published studies over decades have not established association with human insulin use during pregnancy and major birth defects, miscarriage or adverse maternal or fetal outcomes
Available data from published literature suggests that exogenous human insulin products, are transferred into human milk
Maximum Dosage
How supplied
Insulin regular human
Regular, human insulin rDNA origin
injectable solution
OTC
- 100units/mL (3mL vial)
- 100units/mL (10mL vial)
Rx
- 500units/mL (20mL vial); prescribe with U-500 syringes to avoid conversion for U-100 tuberculin syringes
- 500units/mL (3mL pen)
- 100units/100mL 0.9% NaCl (Myxredlin)