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Insulin subcutaneous suspension (human recombinant 70 units-30 units…

Insulin isophane and insulin regular

Generic name: insulin isophane and insulin regular

Brand names: HumuLIN 70/30, HumuLIN 70/30 KwikPen, NovoLIN 70/30, ReliOn/NovoLIN 70/30, HumuLIN 50/50, Insulin Pork Mix, HumuLIN 70/30 Pen, NovoLIN 70/30 Innolet, NovoLIN 70/30 PenFill, Relion NovoLIN 70/30 Innolet, NovoLIN 70/30 FlexPen, ReliOn/NovoLIN 70/30 FlexPen

Last updated November 2, 2026 0 views
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What is insulin isophane and insulin regular?

Insulin is a hormone that helps lower blood glucose (sugar) levels. Insulin isophane is an intermediate-acting insulin, while insulin regular is a short-acting insulin. This combination insulin begins to work within 10 to 20 minutes after injection, peaks in 2 hours, and continues to work for up to 24 hours.

Insulin isophane and insulin regular is a combination medicine used to help control blood sugar levels in adults with diabetes mellitus.

Insulin isophane and insulin regular may also be used for other purposes not mentioned in this medication guide.

This section was rewritten for readability and reviewed for meaning.

How should I use insulin isophane and insulin regular?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

Insulin is injected under the skin. A healthcare provider can teach you how to use the medicine properly on your own.

Do not give insulin isophane and insulin regular with an insulin pump.

Read and carefully follow any Instructions for Use provided with your medicine. Ask your doctor or pharmacist if you do not understand all instructions.

This insulin should look cloudy after mixing. Do not use the mixture if it looks clear or has particles in it. Call your pharmacist for new medicine.

Your healthcare provider will show you where on your body to inject insulin isophane and insulin regular. Use a different spot each time you give an injection. Do not inject into the same spot two times in a row.

Do not inject this medicine into skin that is damaged, tender, bruised, pitted, thickened, scaly, or has a scar or hard lump.

After using insulin isophane and insulin regular, you should eat a meal within 30 to 45 minutes.

If you use an injection pen, use only the injection pen that comes with this insulin. Attach a new needle before each use. Do not transfer the insulin from the pen into a syringe.

Never share an injection pen or syringe with another person, even if the needle has been changed. Sharing these devices can allow infections or diseases to pass from one person to another.

You may have low blood sugar (hypoglycemia) and feel very hungry, dizzy, irritable, confused, anxious, or shaky. To quickly treat hypoglycemia, eat or drink a fast-acting source of sugar (fruit juice, hard candy, crackers, raisins, or non-diet soda).

Your doctor may prescribe a glucagon injection kit in case you have severe hypoglycemia. Be sure your family or close friends know how to give you this injection in an emergency.

Also watch for signs of high blood sugar (hyperglycemia) such as increased thirst or urination.

Blood sugar levels can be affected by stress, illness, surgery, exercise, alcohol use, or skipping meals. Ask your doctor before changing your dose or medication schedule.

Insulin is only part of a treatment program that may also include diet, exercise, weight control, blood sugar testing, and special medical care. Follow your doctor's instructions very closely.

Keep this medicine in its original container protected from heat and light. Do not draw insulin from a vial into a syringe until you are ready to give an injection. Do not freeze insulin or store it near the cooling element in a refrigerator. Throw away any insulin that has been frozen.

Storing unopened (not in use) insulin isophane and insulin regular:

  • Refrigerate and use until expiration date; or
  • Store at room temperature and use within the number of days specified in the Instructions for Use provided with your medicine.

Storing opened (in use) insulin isophane and insulin regular:

  • Store the vial in a refrigerator or at room temperature.
  • Store the injection pen at room temperature (do not refrigerate). Do not store the injection pen with a needle attached.
  • In-use insulin is stable for only a certain number of days. Throw away any medicine not used within that time. Follow all storage directions provided with your medicine.

Use a needle and syringe only once and then place them in a puncture-proof "sharps" container. Follow state or local laws about how to dispose of this container. Keep it out of the reach of children and pets.

In case of emergency, wear or carry medical identification to let others know you have diabetes.

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Warnings

You should not use insulin isophane and insulin regular if you are having low blood sugar.

Never share an injection pen or syringe with another person, even if the needle has been changed.

This section was rewritten for readability and reviewed for meaning.

Before taking this medicine

You should not use this medicine if you are allergic to insulin, or if you are experiencing hypoglycemia (low blood sugar).

This medicine is not approved for anyone younger than 18 years old.

Tell your doctor if you have ever had:

  • congestive heart failure or other heart problems;
  • liver or kidney disease; or
  • low levels of potassium in your blood (hypokalemia).

Tell your doctor if you also take pioglitazone or rosiglitazone (sometimes found in combinations with glimepiride or metformin). Taking certain oral diabetes medicines while using insulin may raise your risk of serious heart problems.

Tell your doctor if you are pregnant or breastfeeding.

Follow your doctor's instructions about using insulin if you are pregnant or become pregnant. Managing diabetes is very important during pregnancy, and having high blood sugar may cause complications for both the mother and the baby.

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Insulin isophane and insulin regular side effects

Get emergency medical help if you have signs of an insulin allergy: redness or swelling at the injection site, itchy skin rash all over your body, trouble breathing, chest tightness, feeling faint, or swelling in your tongue or throat.

Insulin isophane and insulin regular may cause serious side effects. Call your doctor right away if you have:

  • fluid retention--weight gain, swelling in your hands or feet, feeling short of breath; or
  • low potassium--leg cramps, constipation, irregular heartbeats, fluttering in your chest, increased thirst or urination, numbness or tingling, muscle weakness or a feeling of being limp.

Common side effects of insulin isophane and insulin regular may include:

  • low blood sugar;
  • weight gain, swelling in your hands or feet;
  • itching, mild skin rash; or
  • thickening or hollowing of the skin where you injected the medicine.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

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Insulin isophane and insulin regular dosing information

Usual Adult Dose for Diabetes Type 1:

Individualize dose based on glucose treatment goals, metabolic needs, eating habits, and other lifestyle variables. Usual dose: Administer prescribed units subcutaneously approximately 30 to 45 minutes before a meal Comments: -Total daily insulin requirements are estimated to be between 0.5 and 1 unit/kg/day. -Duration of action may vary according to the dose, injection site, blood flow, temperature, and level of physical activity. Use: To improve glycemic control in patients with diabetes mellitus.

Usual Adult Dose for Diabetes Type 2:

Individualize dose based on glucose treatment goals, metabolic needs, eating habits, and other lifestyle variables. Usual dose: Administer prescribed units subcutaneously approximately 30 to 45 minutes before a meal Comments: -Duration of action may vary according to the dose, injection site, blood flow, temperature, and level of physical activity. Use: To improve glycemic control in patients with diabetes mellitus.

What happens if I miss a dose?

Since this medicine is taken with a meal, you might not have a specific dosing schedule. Whenever you use this insulin, make sure to eat a meal within 45 minutes. Do not use extra medicine to make up for a missed dose.

Get your prescription refilled before you completely run out of medicine.

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What happens if I overdose?

Seek emergency medical help or call the Poison Help line at 1-800-222-1222. An overdose of Insulin can lead to life-threatening low blood sugar. Symptoms include feeling very sleepy, confusion, blurry vision, numbness or tingling in your mouth, difficulty speaking, muscle weakness, clumsiness or jerky movements, seizures (convulsions), or loss of consciousness.

Insulin can cause low blood sugar. Do not drive or operate machinery until you understand how insulin isophane and insulin regular affect you.

Prevent medication mistakes by always checking the medicine label before you inject your insulin.

Do not drink alcohol. It can lead to low blood sugar and may disrupt your diabetes treatment.

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What other drugs will affect insulin isophane and insulin regular?

This insulin may not work as effectively if you take other medicines at the same time. This includes both prescription and over-the-counter medicines, vitamins, and herbal products. Some drugs can also reduce your symptoms of hypoglycemia, which makes it harder to recognize when your blood sugar is low. Not all possible interactions are mentioned here. Inform your doctor about any medicines you begin or stop using.

This section was rewritten for readability and reviewed for meaning.

Common questions about insulin isophane/insulin regular

How and where should I inject insulin?
Injecting insulin is not difficult, but it does take a bit of practice. There are three main sites where insulin can be injected: the stomach area except for a 2-inch circle around your navel, and the soft part of your waist, but not anywhere near your spine; the top and outer part of your thighs, but not your inner thighs or anywhere close to your knee; the outer back of your upper arm where there is a pocket of fatty tissue. Continue reading

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Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.