Epinephrine

Definition

Epinephrine, also known as adrenaline, is a hormone and medication used in emergencies for treating severe allergic reactions known as anaphylaxis.

Scientific / Technical Definition

Epinephrine is a catecholamine neurotransmitter produced by the adrenal glands. It plays a crucial role in the body's 'fight-or-flight' response by increasing blood flow, heart rate, and muscle strength while preparing the body to deal with stress or danger.

Benefits

• Rapid treatment of life-threatening allergic reactions
• Stabilizes blood pressure during anaphylactic shock
• Provides quick relief from respiratory distress caused by severe allergies

Examples

• Administering an epinephrine auto-injector (e.g., EpiPen) for anaphylaxis

Additional Information

• Side effects: Potential side effects include increased heart rate, anxiety, headache, and dizziness.

Related Terms

• Anaphylaxis
• Allergy
• Auto-injector
• Adrenaline

References

• Epinephrine in the Management of Anaphylaxis
• Anaphylaxis: Emergency Treatment