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GlucaGen Side Effects

Generic Name: glucagon

Note: This page contains information about the side effects of glucagon. Some of the dosage forms included on this document may not apply to the brand name GlucaGen.

For the Consumer

Applies to glucagon: injection powder for solution

In addition to its needed effects, some unwanted effects may be caused by glucagon (the active ingredient contained in GlucaGen). In the event that any of these side effects do occur, they may require medical attention.

Major Side Effects

You should check with your doctor immediately if any of these side effects occur when taking glucagon:

Less common:
  • Dizziness
  • lightheadedness
  • trouble in breathing
Symptoms of overdose:
  • Diarrhea
  • irregular heartbeat
  • loss of appetite
  • muscle cramps or pain
  • nausea (continuing)
  • vomiting (continuing)
  • weakness of arms, legs, and trunk (severe)

Severity: Moderate

If any of the following side effects occur while taking glucagon, check with your doctor or nurse as soon as possible:

Less common:
  • Skin rash

Minor Side Effects

Some of the side effects that can occur with glucagon may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:

Less common or rare:
  • Fast heartbeat
  • nausea
  • vomiting

For Healthcare Professionals

Applies to glucagon: injectable powder for injection


Gastrointestinal side effects have included nausea and vomiting. A higher incidence of nausea and vomiting has been reported with higher doses.[Ref]


Endocrine side effects have included symptoms of hypoglycemia following a dose of glucagon (the active ingredient contained in GlucaGen) [Ref]


Hypersensitivity side effects have included generalized allergic reactions, including urticaria, respiratory distress, and hypotension.[Ref]


1. "Product Information. Glucagon (glucagon)." Lilly, Eli and Company, Indianapolis, IN.

Not all side effects for GlucaGen may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.