Хумалог

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Хумалог

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Treatment option: Diabetes Mellitus

Medically reviewed

Marina Burgos

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Хумалог

What is Humalog?

Humalog is a fast-acting insulin analogue used to improve glycemic control in individuals with diabetes mellitus. It contains the active substance insulin lispro, which is a modified form of human insulin designed to be absorbed more quickly into the bloodstream than regular soluble insulin.

Mechanism of Action

The primary activity of insulin lispro is the regulation of glucose metabolism. It works by facilitating the uptake of glucose into muscle and fat cells and by inhibiting the output of glucose from the liver. By replacing the insulin that the body would normally produce, it helps manage blood sugar levels after meals.

Because insulin lispro is engineered for rapid absorption, it begins to work shortly after administration. This allows for a more flexible timing of use in relation to food intake compared to standard insulin preparations.

Physical Characteristics

Humalog is typically presented as a clear, colorless, aqueous solution. It is produced through recombinant DNA technology by utilizing a non-pathogenic laboratory strain of bacteria to synthesize the insulin lispro molecule.

Regulatory References

  1. rapid-acting insulin
  2. recombinant DNA technology
  3. accelerated absorption
  4. post-meal blood sugar spikes
  5. glycemic control

What side effects are possible with Хумалог?

Possible Side Effects and Safety Information

The safety profile for Insulin Lispro (Humalog) is formally structured in regulatory documents, outlining adverse reactions by frequency and physiological system. Hypoglycemia (low blood glucose) is classified as a Very Common (1/10) adverse reaction, consistent with all insulin preparations. This is the most anticipated effect, though its rapid action may lead to an earlier onset compared to standard human insulin, a safety pattern noted in regulatory documentation.


Officially Documented Adverse Reactions

The official labeling organizes adverse reactions into System-Organ Classes (SOC) and includes effects classified as Common (1/100 to < 1/10) and Rare.

Classification Examples of Effects (SOC)
Common Injection Site Reactions (Local Allergy), Lipodystrophy, Weight Gain
Rare Systemic Hypersensitivity (Generalized Allergic Reactions)

Lipodystrophy (changes in fat tissue at the injection site) is associated with long-term use. Effects on the eyes (transient refraction disorders, worsening of diabetic retinopathy) and nervous system (acute painful peripheral neuropathy) are generally associated with the initiation or rapid intensification of glucose control.


Serious Safety Considerations and Constraints

Regulatory documents identify Severe Hypoglycemia (potentially leading to seizures or loss of consciousness) and Systemic Hypersensitivity (Anaphylaxis) as serious adverse reactions. The medicine is contraindicated during episodes of active hypoglycemia. Specific safety constraints include the risk of Hypokalemia (low blood potassium) due to potassium shifting, and a documented risk of fluid retention and heart failure when used concurrently with Thiazolidinediones (TZDs)/PPAR-gamma Agonists. Cautions are also noted for patients with Renal and Hepatic Impairment, where the risk of hypoglycemia may be increased.

Overdose and Emergency Response

The official regulatory profile for a Хумалог (Insulin Lispro) overdose confirms that the core manifestation is a dose-related event resulting in hypoglycemia (low blood glucose). Regulatory documents classify severe hypoglycemia as a life-threatening medical event.

Overdose presentations escalate from signs of drowsiness and confusion to severe clinical sequelae. These severe outcomes, which require immediate intervention, include seizures, coma, irreversible neurological damage, and potential death. Furthermore, excessive insulin activity carries the documented physiological risk of hypokalemia (low serum potassium), which can lead to serious complications such as ventricular arrhythmia.

Governmental authorities mandate that individuals must seek immediate medical attention or contact emergency services when severe clinical manifestations, such as loss of consciousness, occur. The official management procedures for severe overdose involve the urgent parenteral administration of glucagon or intravenous glucose solution. Following initial stabilization, the regulatory guidelines require intensive and prolonged blood glucose monitoring and potentially hospital observation due to the risk of recurrent hypoglycemia. Official labeling notes that patients with pre-existing renal or hepatic impairment face a heightened risk of experiencing more severe or prolonged episodes.

Therapeutic Uses of Хумалог

This medication is an insulin preparation used for the symptomatic management of elevated blood sugar levels, or hyperglycemia, in patients with diabetes mellitus. It is considered relevant for easing hyperglycemia in adults and children with diabetes.

This therapy is applied across therapeutic domains where additional symptomatic support is needed for patients with Type 1 and Type 2 diabetes who require insulin replacement. It is used for managing symptoms that interfere with daily functioning and is considered relevant for children (age 3 and older), adolescents, and adults.

The core purpose is to address postprandial hyperglycemia—the acute rise in blood sugar after consuming a meal—and to support conditions involving episodic or fluctuating manifestations of high glucose levels. By addressing glucose levels after food consumption, it contributes to easing the overall symptom load associated with glucose instability.


Quick Fact: Symptomatic Support
Primary Focus: Postprandial glucose excursions (after meals).
Key Benefit: Contributes to improved comfort during symptomatic periods.
Applicable Contexts: Applied in clinical settings that involve acute or unstable symptom patterns.

Regulatory References

  1. U.S. National Library of Medicine's DailyMed overview

Eligibility and Restrictions for Use

Who Can and Cannot Use Humalog (Insulin Lispro)

Official regulatory documents strictly define the patient populations eligible for using Humalog. The medicine is contraindicated (absolutely prohibited) in patients experiencing an episode of hypoglycemia (low blood sugar) and in individuals with a known hypersensitivity to Insulin Lispro or any of its excipients.


Eligibility Based on Population

Category Regulatory Status
General Use Approved for adults and children with Type 1 or Type 2 diabetes mellitus to improve glycemic control.
Pediatric Use Approved for children ages 3 years and older with Type 1 diabetes. Use is not established in children under 3 or in children with Type 2 diabetes.
Pregnancy/Lactation Use is generally compatible; official data do not indicate adverse effects on the foetus/newborn. Adjustments to insulin dose or diet may be necessary during breastfeeding.

Conditional Use Restrictions

Use is permitted but requires heightened monitoring in certain physiological states. Patients with renal (kidney) or hepatic (liver) impairment may experience reduced insulin requirements, necessitating careful dose management. Additionally, special caution and monitoring are required when Humalog is used concurrently with thiazolidinediones (TZDs), such as pioglitazone, particularly in patients with existing risk factors for cardiac failure.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Interactions with Insulin Lispro are primarily documented as pharmacodynamic effects on glucose metabolism, as classified by regulatory authorities.

Substances that Increase Glucose-Lowering Effect

Co-administration with certain medicinal products enhances the action of Insulin Lispro, raising the risk of hypoglycemia. These substances include other antidiabetic agents, ACE Inhibitors, Angiotensin II Receptor Blockers, MAO Inhibitors, Salicylates, and Sulfonamide Antibiotics.


Substances that Decrease Glucose-Lowering Effect

Conversely, the blood glucose-lowering effect may be reduced by agents such as Corticosteroids, Diuretics, Sympathomimetic Agents, Thyroid Hormones, Estrogens (including oral contraceptives), and Atypical Antipsychotics, potentially leading to hyperglycemia.


Specific Combination and Physical Restrictions

Use with Thiazolidinediones (TZDs) is associated with documented reports of fluid retention, weight gain, and new onset or worsening cardiac failure. The U-200 formulation must not be mixed with any other insulins or diluents and is restricted from use in continuous subcutaneous infusion pumps. The U-100 formulation should not be mixed with insulins other than NPH insulin. Alcohol (Ethanol) is listed as a substance with a variable interaction that can either increase or decrease the glucose-lowering effect. Furthermore, anti-adrenergic drugs such as Beta-blockers are officially noted for masking the typical warning signs of hypoglycemia.

Mechanism of Action

Unique Molecular Design for Accelerated Action

The mechanism of Insulin Lispro begins with a structural modification that allows the molecule to bypass the natural tendency to form large molecular clusters (hexamers) at the injection site. This specific molecular structure enables the drug to rapidly dissociate into biologically active monomers, accelerating its access to the circulation. This fast rate of absorption leads to the quick engagement of the receptor system, which initiates a prompt, concentrated physiological response.


Dual Modulation of Glucose Uptake and Hepatic Output

Once in the bloodstream, the monomers act as an agonist on the Insulin Receptor (IR), activating the PI3K/AKT signaling pathway in target cells. This molecular cascade rapidly triggers a dual action: it promotes the translocation of GLUT4 transporters in muscle and fat cells to promote the movement of glucose out of the extracellular space into cells, while simultaneously signaling the liver to suppress the production and release of new glucose (gluconeogenesis). This simultaneous action on both hepatic output and peripheral uptake causes a fast and pronounced effect on circulating glucose concentration.

Dosage and Administration Information

Administration Overview

Humalog is an insulin analog typically administered via subcutaneous injection. Proper administration technique is a fundamental component of insulin therapy to ensure consistent absorption and physiological effect. Common injection sites include the abdomen, thighs, buttocks, or upper arms.

Site Rotation

Rotating injection sites within the same anatomical area is a standard practice in insulin management. This approach helps maintain the integrity of the subcutaneous tissue and prevents the development of localized skin changes, such as lipodystrophy, which can interfere with insulin absorption rates.

Methods of Delivery

This medication is available in several formats to accommodate different delivery needs:

  • Vials: Used with traditional insulin syringes for manual measurement and injection.
  • Cartridges and Pre-filled Pens: Designed for use with specific delivery devices that allow for dial-in dosing.
  • Insulin Pumps: Certain formulations may be used in continuous subcutaneous insulin infusion (CSII) systems, which provide a steady basal rate of insulin supplemented by bolus doses.

Storage and Preparation

The physical appearance of the insulin should be inspected prior to use. The solution should be clear and colorless. If the solution appears cloudy, thickened, or contains visible particles, it should not be used. Proper storage conditions, including temperature management, are essential for maintaining the stability of the insulin molecule.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Хумалог (Insulin Lispro)

Evidence for Glycemic Control in Type 1 and Type 2 Diabetes

Research has examined Хумалог in the context of overall blood sugar management, involving various study types, including short-term and intermediate-term randomized controlled trials (RCTs). These studies have been used in research exploring patterns of physiological outcomes and have focused on populations with both Type 1 and Type 2 diabetes. Researchers primarily monitored key biomarkers, such as Glycated Hemoglobin ( HbA1c) and Fasting Plasma Glucose ( FPG) levels, to understand the overall management of blood sugar. Studies also examined patient-reported experiences related to the frequency of low blood sugar events (hypoglycemia).

The findings describe patterns observed in the studies over follow-up periods that often lasted around four to six months. For HbA1c and overall glycemic outcomes, research examined how outcomes evolved when compared to other insulin treatments. The evidence base shows variability across studies, and there is limited information for long-term outcomes extending beyond a few months, meaning sustained patterns of observed effects over several years are not fully established.


Research on Managing Post-Meal Blood Sugar Spikes (Postprandial Hyperglycemia)

The specific structure of Хумалог was the subject of pharmacological studies, known as pharmacokinetic ( PK) and pharmacodynamic ( PD) research, that focus on its accelerated onset of activity. These studies monitored the accelerated onset of activity and the duration of the observed physiological change in both healthy volunteers and individuals with diabetes. Findings describe patterns of accelerated absorption relative to human insulin in comparative studies. For individuals with Type 2 diabetes, studies examined the measured change in the immediate rise in blood sugar following a meal.

What remains uncertain is the high variability in absorption that was observed in some studies between different individuals. Research provides context on observed acute physiological patterns but data are still emerging regarding how this rapid action relates to long-term systemic health outcomes.


Evidence in Specific Groups (Special Populations)

Clinical research for Хумалог was evaluated in a wide range of individuals, including adults with Type 1 and Type 2 diabetes, children ages 3 and older, and adolescents. Research findings reflect the populations studied, but data for certain groups remain insufficient. Specifically, research is limited regarding its use in children under 3 years of age, as well as children with Type 2 diabetes. The follow-up durations were limited when considering the lifetime management of a chronic condition.

Key Studies & References Insulin Lispro - StatPearls (Source for PK/PD and degradation information)

Frequently Asked Questions (FAQ)

Common questions about Хумалог (FAQ)


Q: How long does the effect of Хумалог typically last?

Хумалог is classified as a rapid-acting insulin. Official regulatory information indicates that its blood sugar-lowering effect typically begins very quickly after administration and generally lasts for approximately 2 to 4 hours.


Q: What is the difference between Хумалог and regular insulin?

Хумалог's active ingredient, insulin lispro, is a modified form of human insulin known as an analogue. This specific molecular design allows it to be absorbed faster than regular human insulin. This rapid absorption leads to a quicker start of action, which is why it is typically used to manage blood sugar around mealtime.


Q: Are there any serious side effects associated with Хумалог?

Yes, official documentation identifies certain serious potential adverse effects. These include severe hypoglycemia (dangerously low blood sugar), hypokalemia (low blood potassium), and a rare but serious generalized systemic hypersensitivity (allergic reaction) which can be life-threatening. These are important safety considerations noted in official product information.


Q: What should I know about drug interactions with Хумалог?

Interactions with Хумалог are primarily documented as affecting how your body manages glucose. According to regulatory sources, some medications may enhance the insulin's effect and increase the risk of low blood sugar, while others may reduce its effectiveness. Official documents describe that close monitoring is often used when the medicine is combined with other products.


Q: Can I use Хумалог while taking other prescription medications?

Many prescription medicines are documented to interact with insulin products like Хумалог. Official documents state that patients should inform their healthcare professional about all medications and supplements being used, as many may interact with insulin. Because these interactions can significantly affect blood sugar levels, adjustments may be needed.


Q: What if Хумалог looks cloudy or discolored?

The sterile solution for injection is officially described as clear and colorless. Regulatory instructions strictly state that Хумалог should not be used if it appears cloudy, is colored, or if you can see solid particles floating in the liquid. If the product appears unusual, the documentation states that it should not be used and must be discarded.


Q: Is there a risk of lipodystrophy (skin changes) with Хумалог?

Yes, regulatory documents list Lipodystrophy (changes in the fat tissue at the injection site, appearing as lumps or indentations) as a Common adverse reaction associated with long-term insulin use. Injection site rotation is an administration practice described in official documents to help minimize this risk.


Q: Is it possible to be allergic to Хумалог?

Official product information notes that allergic reactions are possible. While localized reactions at the injection site (such as redness or swelling) are common, a rare, but serious systemic allergy (generalized hypersensitivity) to insulin or its inactive ingredients is also documented as a possibility.


Q: Is the onset time of Хумалог the same for everyone?

No, official pharmacological data indicates that the rate at which Хумалог is absorbed and how quickly it starts working can vary significantly from one person to another. This variability can also be influenced by factors such as the injection site used, blood supply, and skin temperature.


Q: Is there a generic version of Хумалог available?

Хумалог's active ingredient is insulin lispro. Official regulatory bodies have approved other forms of insulin lispro, including follow-on products that are classified as 'biosimilar' or 'interchangeable' to the reference product.


Q: What are the main ingredients in Хумалог?

The primary active ingredient in the medication is insulin lispro. Regulatory documents also list several inactive ingredients, or excipients, such as glycerin, dibasic sodium phosphate, metacresol, zinc oxide, and water for injection, which are necessary for the product's stability and proper function.


Q: Can Хумалог affect my liver function?

Official regulatory documents do not primarily focus on the drug causing liver problems. However, they do note that individuals with existing hepatic (liver) impairment may have reduced insulin requirements, where the risk of hypoglycemia (low blood sugar) may be increased. Dose adjustments are often necessary in these cases.


Q: Is there a warning about using alcohol with Хумалог?

Official regulatory information notes a potential for interaction with alcohol (ethanol). This interaction is described as variable, meaning alcohol may either increase or decrease the glucose-lowering effect of insulin, and may increase the risk of developing low blood sugar.


Q: Is it true that Хумалог is genetically engineered?

Yes. The active substance, insulin lispro, is officially described as a synthetic biological product that is manufactured using recombinant DNA technology. This biotechnological process is used to create the specific insulin analogue.


Q: Can stress or illness change how Хумалог works?

Official regulatory documents note that an individual's total insulin requirements can change during times of increased emotional stress or acute illness, particularly those involving fever or infection. For this reason, official sources describe the need for closer monitoring during these periods.


Q: Are there warnings about driving or operating machinery while using Хумалог?

Official documentation includes caution that the risk of hypoglycemia (low blood sugar) may impair concentration and reaction time, posing a risk in activities like driving or operating machinery. This is a common warning for insulin products.


Q: Do official documents mention any potential effects of Хумалог on vision?

Yes, official documentation mentions potential effects on the eyes, such as transient refraction disorders (temporary vision changes) or a temporary worsening of diabetic retinopathy. These effects are generally associated with the initiation or rapid intensification of blood sugar control.


Q: What are the symptoms of an overdose with Хумалог?

An overdose of Хумалог primarily results in hypoglycemia (low blood sugar). Symptoms can range from mild effects, like shakiness and hunger, to severe events which may include confusion, seizures, or loss of consciousness, and can be life-threatening.


Q: Is it normal to feel a burning sensation when using Хумалог?

Official documentation lists general local allergy and injection site reactions (such as redness, swelling, or itching) as common. Although not explicitly named, a slight stinging or temporary burning sensation is a common, non-serious physical reaction sometimes experienced with any subcutaneous injection.


Q: Does using Хумалог require a special diet?

While regulatory documents do not mandate a specific diet, they state that changes in an individual's meal patterns, including the content or timing of meals, may necessitate an adjustment in the required insulin dose.


Q: How is Хумалог different from long-acting insulin?

Хумалог is a rapid-acting insulin designed to quickly lower blood sugar around mealtime, working for a short duration. In contrast, long-acting insulins are designed to provide a steady, sustained background level of insulin over many hours to cover the body’s basal metabolic needs.

How should Хумалог be stored and disposed of?

Storage and Disposal of Humalog (Insulin Lispro)

Humalog requires strict adherence to documented storage and disposal rules to maintain its quality and safety.


Storage Requirements

Condition Unopened Product In-Use/Opened Product
Temperature Store refrigerated between 2 C and 8 C (36 F and 46 F). Store at room temperature (below 30 C or 86 F).
Stability Limit Valid until the expiration date printed on the label. Must be discarded after 28 days, even if product remains.
Protection Must be protected from light. Must be protected from direct heat and light.

Do not freeze Humalog. If the product has been frozen, it must not be used, even after thawing. All product must be stored out of the sight and reach of children.

Disposal Requirements

Used needles and syringes must be placed immediately in an FDA-cleared sharps disposal container. Unused or expired Humalog liquid must not be placed in household trash or poured down the drain. Consult local pharmaceutical waste regulations for proper disposal of the unused medicine.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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