What to Do During a Severe Hypoglycemia Emergency: A Step-by-Step Guide

30 Aug 2025

What to Do During a Severe Hypoglycemia Emergency: A Step-by-Step Guide Severe hypoglycemia, also known as low blood sugar, is a critical condition th...

What to Do During a Severe Hypoglycemia Emergency: A Step-by-Step Guide

Severe hypoglycemia, also known as low blood sugar, is a critical condition that can arise in individuals with diabetes. It occurs when blood glucose levels drop to a point where the individual cannot effectively treat themselves and requires assistance from others. Recognizing and acting quickly in such a situation is crucial to prevent serious complications, including seizures, loss of consciousness, and, in rare cases, death. This step-by-step guide provides detailed instructions on how to respond effectively during a severe hypoglycemia emergency.

Why Immediate Action Matters

Understanding the stakes involved helps underscore the importance of a rapid and informed response. The brain relies on glucose as its primary energy source. When blood sugar levels plummet, brain function can be impaired, leading to confusion, disorientation, and eventually, loss of consciousness. Prompt intervention can restore glucose levels and prevent irreversible damage.

| Potential Consequence | Description | Timeline (approximate) | |----------------------------|---------------------------------------------------------------|---------------------------| | Confusion/Disorientation | Difficulty thinking clearly or following instructions | Within minutes | | Seizures | Uncontrolled electrical disturbance in the brain | 15-30 minutes | | Loss of Consciousness | Unresponsiveness to external stimuli | 30-60 minutes | | Brain Damage | Prolonged hypoglycemia can lead to permanent neurological damage | Hours |

Related reading: Blood Sugar And Insulin How They Work Together


Step-by-Step Guide to Handling a Severe Hypoglycemia Emergency

When encountering someone experiencing severe hypoglycemia, follow these steps meticulously to ensure the best possible outcome.

1. Recognize the Signs and Symptoms

The first step is to accurately identify the signs and symptoms of severe hypoglycemia. These can vary from person to person, but common indicators include:

  • Confusion or Disorientation: The individual may appear dazed, confused, or have difficulty answering simple questions.
  • Loss of Consciousness: This is a critical sign. The person may be unresponsive to verbal or physical stimuli.
  • Seizures: Uncontrolled shaking or jerking movements may occur.
  • Sweating: Profuse sweating, even in a cool environment, is common.
  • Pale Skin: The person's skin may appear unusually pale or clammy.
  • Weakness or Incoordination: Difficulty standing, walking, or performing simple tasks.
  • Irritability or Aggression: Sudden changes in mood, such as unexplained anger or agitation.

It is essential to differentiate these symptoms from other conditions, but in case of doubt, it’s always safer to treat for hypoglycemia, especially if the person has a known history of diabetes.

Related reading: Mastering Your Metabolism How To Control Blood Glucose Levels For Better Health

2. Assess the Situation and Ensure Safety

Before taking any action, quickly assess the surrounding environment to ensure the safety of both the person experiencing hypoglycemia and yourself.

  • Secure the Area: Remove any potential hazards that could cause injury, such as sharp objects or obstacles.
  • Protect the Person: If the individual is experiencing seizures, protect their head to prevent injury. Gently guide them away from hard or sharp objects.
  • Check for Medical Identification: Look for a medical ID bracelet, necklace, or card that indicates the person has diabetes. This information can provide valuable insights.

3. Administer Glucagon (If Available)

Glucagon is a hormone that raises blood sugar levels by stimulating the liver to release stored glucose. It is typically prescribed to individuals at risk of severe hypoglycemia. If glucagon is available and you are trained to administer it, follow these steps:

  • Locate the Glucagon Kit: Most glucagon kits contain a vial of powdered glucagon and a syringe filled with sterile water.
  • Prepare the Injection:
    • Remove the caps from the vial and syringe.
    • Inject the sterile water into the vial of powdered glucagon.
    • Gently roll the vial between your hands to mix the solution until it is clear. Do not shake vigorously, as this can create bubbles.
  • Administer the Injection:
    • Draw the mixed glucagon solution back into the syringe.
    • Choose an injection site: typically the upper arm, thigh, or buttocks.
    • Clean the injection site with an alcohol swab (if available).
    • Pinch the skin and insert the needle at a 90-degree angle.
    • Push the plunger to inject the glucagon.
    • Remove the needle and apply gentle pressure to the injection site.
  • Note the Time: Record the time of the glucagon injection. This information will be crucial for medical professionals.

Important Considerations for Glucagon Administration:

  • Training is Essential: Only administer glucagon if you have been properly trained by a healthcare professional.
  • Check Expiration Date: Ensure the glucagon is not expired.
  • Proper Storage: Glucagon should be stored at room temperature, away from direct sunlight and extreme temperatures.
  • Positioning: If possible, turn the person onto their side after administering glucagon to prevent choking in case of vomiting.

Example Scenario:

Imagine you are at a community event, and you notice a person acting strangely. They appear confused, are sweating profusely, and then collapse. After ensuring the area is safe, you check for medical identification and find a bracelet indicating they have diabetes. You locate a glucagon kit in their bag, prepare the injection as described above, and administer it into their upper arm. You note the time and immediately call for emergency medical assistance.

4. If Glucagon is Not Available or You Are Not Trained: Call for Emergency Medical Assistance Immediately

If glucagon is not available or you are not trained to administer it, do not attempt to give the person anything by mouth. This could pose a choking hazard, especially if they are unconscious or having seizures. Instead, immediately call for emergency medical assistance (911 in the United States or your local emergency number).

  • Provide Clear Information: When calling for help, provide the dispatcher with the following information:
    • Your location and the location of the person experiencing hypoglycemia.
    • A description of the person's condition (e.g., unconscious, having seizures, confused).
    • That the person has diabetes and is experiencing severe hypoglycemia.
    • Any other relevant medical information you may know.
  • Follow Instructions: Follow the dispatcher's instructions carefully. They may provide guidance on what to do while waiting for paramedics to arrive.
  • Stay with the Person: Remain with the person until emergency medical personnel arrive and take over care.

5. Monitor the Person's Condition

After administering glucagon or while waiting for emergency medical assistance, closely monitor the person's condition.

  • Check for Improvement: After glucagon is administered, it may take 5-15 minutes for the person to regain consciousness. Look for signs of improvement, such as increased alertness or the ability to respond to verbal commands.
  • Watch for Complications: Be vigilant for any complications, such as continued seizures or difficulty breathing.
  • Provide Reassurance: If the person regains consciousness, reassure them that help is on the way and that they are in a safe environment.

6. Post-Emergency Care

After the immediate emergency has passed, there are several important steps to take:

  • Medical Evaluation: Ensure the person receives a thorough medical evaluation to determine the cause of the severe hypoglycemia and prevent future episodes.
  • Adjust Diabetes Management Plan: Work with the person's healthcare provider to adjust their diabetes management plan, which may include changes to medication dosages, meal schedules, or exercise routines.
  • Education and Training: Provide education and training to the person, their family, and caregivers on how to recognize and treat hypoglycemia. Ensure they have access to glucagon and are comfortable administering it.
  • Review Emergency Preparedness: Review and update the person's emergency preparedness plan, including instructions on who to contact and where to find glucagon.

Preventing Future Hypoglycemic Episodes

Prevention is key to minimizing the risk of severe hypoglycemia. Individuals with diabetes and their caregivers should take the following steps:

  • Regular Blood Glucose Monitoring: Regularly check blood glucose levels, especially before meals, before exercise, and at bedtime.
  • Medication Management: Follow prescribed medication schedules and dosages carefully. Be aware of how medications can affect blood glucose levels.
  • Meal Planning: Eat regular meals and snacks, and avoid skipping meals. Balance carbohydrate intake with insulin dosages.
  • Exercise Planning: Monitor blood glucose levels before, during, and after exercise. Adjust insulin dosages or carbohydrate intake as needed.
  • Alcohol Consumption: Be aware that alcohol can lower blood glucose levels. Consume alcohol in moderation and with food.
  • Continuous Glucose Monitoring (CGM): Consider using a CGM system, which continuously tracks blood glucose levels and can alert users to potential lows.

| Preventative Measure | Description | Benefits | |-----------------------------------|---------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------| | Regular Blood Glucose Monitoring | Checking blood sugar levels multiple times daily using a glucose meter. | Helps identify trends and patterns, allowing for timely adjustments to medication and lifestyle. | | Medication Management | Adhering to prescribed medication schedules and dosages. | Ensures consistent insulin levels and prevents fluctuations in blood sugar. | | Meal Planning | Eating balanced meals and snacks at regular intervals. | Maintains stable blood sugar levels and prevents sudden drops. | | Exercise Planning | Adjusting insulin dosages and carbohydrate intake based on exercise intensity and duration. | Prevents exercise-induced hypoglycemia. | | CGM System Use | Wearing a device that continuously monitors blood glucose levels and provides real-time alerts. | Detects impending lows and highs, allowing for proactive intervention. |

By taking these preventative measures, individuals with diabetes can significantly reduce their risk of experiencing severe hypoglycemia and improve their overall health and well-being.

Related reading: Hyperglycemia Vs Hypoglycemia Spotting High And Low Blood Sugar Signs

In conclusion, responding effectively to a severe hypoglycemia emergency requires quick thinking, clear action, and a thorough understanding of the steps involved. By following this step-by-step guide, you can help protect individuals with diabetes from the serious consequences of low blood sugar and potentially save their lives. Remember, proper training in glucagon administration and ongoing education about diabetes management are essential for both individuals with diabetes and their caregivers.