Difference Wiki

Adrenaline vs. Epinephrine: What's the Difference?

Edited by Sumera Saeed || By Sawaira Riaz || Published on January 26, 2024
Adrenaline and epinephrine are the same hormone and neurotransmitter, referred to as adrenaline in the UK and epinephrine in the US.

Key Differences

Adrenaline, commonly known in British English, is a hormone released by the adrenal glands. Epinephrine, its American English equivalent, plays the same role in the body's fight-or-flight response.
Sawaira Riaz
Jan 26, 2024
In medical terminology, epinephrine is the preferred term, especially in pharmacology in the United States. Adrenaline is used in a similar context in British medical literature.
Sawaira Riaz
Jan 26, 2024
Adrenaline is also a neurotransmitter that influences various bodily functions. Epinephrine, identically, affects heart rate, muscle strength, blood pressure, and sugar metabolism.
Sumera Saeed
Jan 26, 2024
The term adrenaline is often used colloquially to describe excitement or a rush of energy. Epinephrine, although the same substance, is less commonly used in this colloquial manner.
Janet White
Jan 26, 2024
In emergency medicine, adrenaline is administered for conditions like anaphylaxis. Epinephrine, under the same medical conditions, is administered similarly for rapid response.
Sawaira Riaz
Jan 26, 2024
ADVERTISEMENT

Comparison Chart

Common Name in

UK
US
Sawaira Riaz
Jan 26, 2024

Medical Term Usage

Used in British medical literature
Preferred in American pharmacology
Sumera Saeed
Jan 26, 2024

Function in Body

Hormone for fight-or-flight response
Identical function as adrenaline
Sawaira Riaz
Jan 26, 2024

Colloquial Usage

Often refers to excitement or energy
Less commonly used colloquially
Janet White
Jan 26, 2024

Use in Medicine

Administered in emergencies like anaphylaxis
Same as adrenaline, with identical application
Sawaira Riaz
Jan 26, 2024
ADVERTISEMENT

Adrenaline and Epinephrine Definitions

Adrenaline

Adrenaline is a hormone released by the adrenal glands in response to stress.
Skydiving gave him an intense adrenaline rush.
Janet White
Dec 16, 2023

Epinephrine

Epinephrine is a hormone and neurotransmitter involved in the fight-or-flight response.
Epinephrine levels spike during periods of acute stress.
Janet White
Dec 16, 2023

Adrenaline

Adrenaline is synonymous with a feeling of heightened excitement.
The suspense movie triggered a rush of adrenaline in the audience.
Aimie Carlson
Dec 16, 2023

Epinephrine

Epinephrine is critical in emergency medicine.
Epinephrine was administered immediately to treat the severe allergic reaction.
Aimie Carlson
Dec 16, 2023

Adrenaline

Adrenaline is used in medicine to treat severe allergic reactions.
The doctor administered adrenaline to counter the allergic reaction.
Aimie Carlson
Dec 16, 2023

Epinephrine

Epinephrine is used medicinally to treat severe allergic reactions.
An epinephrine auto-injector can be lifesaving during anaphylaxis.
Sumera Saeed
Dec 16, 2023

Adrenaline

Adrenaline affects blood flow and muscle strength.
Adrenaline helped him lift the heavy object during the emergency.
Harlon Moss
Dec 16, 2023

Epinephrine

Epinephrine increases cardiac output and raises glucose levels.
The paramedics used epinephrine to stabilize the patient's heart rate.
Harlon Moss
Dec 16, 2023

Adrenaline

Adrenaline increases heart rate and energy levels.
The athlete felt a surge of adrenaline at the start of the race.
Sawaira Riaz
Dec 16, 2023

Epinephrine

Epinephrine is produced by the adrenal medulla.
The body's natural response to danger includes the release of epinephrine.
Sawaira Riaz
Dec 16, 2023

Adrenaline

See epinephrine.
Sawaira Riaz
Dec 15, 2023

Epinephrine

A hormone secreted by the adrenal medulla that is released into the bloodstream in response to physical or mental stress, as from fear or injury. It initiates many bodily responses, including the stimulation of heart action and an increase in blood pressure, metabolic rate, and blood glucose concentration. Also called adrenaline.
Sawaira Riaz
Dec 15, 2023

Adrenaline

(hormone) epinephrine, the hormone and neurotransmitter.
Sawaira Riaz
Dec 15, 2023

Epinephrine

A white to brownish crystalline compound, C9H13NO3, isolated from the adrenal glands of certain mammals or synthesized and used in medicine as a heart stimulant, vasoconstrictor, and bronchial relaxant.
Sawaira Riaz
Dec 15, 2023

Adrenaline

Excitement; thrills.
Sawaira Riaz
Dec 15, 2023

Epinephrine

(medicine) A catecholamine hormone and neurotransmitter; as a hormone, secreted by the adrenal gland in response to stress (when it stimulates the autonomic nervous system); as a neurotransmitter, synthesized from norepinephrine. It is also used as a medication.
Sawaira Riaz
Dec 15, 2023

Adrenaline

.
Sawaira Riaz
Dec 15, 2023

Epinephrine

A catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
Sawaira Riaz
Dec 15, 2023

Adrenaline

A hormone secreted by the adrenal medulla that acts as a powerful stimulant in reponse to fear or stress; it stimulates autonomic nerve action. It can be obtained as a crystalline substance, C9H13NO3. It is used in medicine as a vasoconstrictor (hemostatic) and cardiac stimulant, also to reduce allergic reactions and to stimulate the heart in cases of cardiac arrest.
Sawaira Riaz
Dec 15, 2023

Adrenaline

A catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
Sawaira Riaz
Dec 15, 2023

FAQs

Can adrenaline improve athletic performance?

Yes, temporarily by increasing strength and alertness.
Sawaira Riaz
Jan 26, 2024

What triggers the release of adrenaline?

Stress, fear, or excitement can trigger adrenaline release.
Sawaira Riaz
Jan 26, 2024

How quickly does epinephrine act in emergencies?

It acts rapidly, often within minutes.
Aimie Carlson
Jan 26, 2024

Can epinephrine be taken orally?

No, it's ineffective orally and is usually injected.
Sawaira Riaz
Jan 26, 2024

Does adrenaline have a role in mental health?

Yes, chronic adrenaline release can contribute to stress-related disorders.
Harlon Moss
Jan 26, 2024

Are there side effects to epinephrine injections?

Possible side effects include palpitations, sweating, and nervousness.
Sawaira Riaz
Jan 26, 2024

Is epinephrine only used for allergic reactions?

No, it's also used in cardiac arrest and asthma attacks.
Sumera Saeed
Jan 26, 2024

Does adrenaline affect blood pressure?

Yes, it typically raises blood pressure.
Janet White
Jan 26, 2024

How does adrenaline impact sugar metabolism?

It stimulates glucose release, increasing blood sugar levels.
Janet White
Jan 26, 2024

Can epinephrine expire?

Yes, it has an expiration date and should be replaced regularly.
Harlon Moss
Jan 26, 2024

Can adrenaline cause anxiety?

Excessive adrenaline release can contribute to anxiety symptoms.
Sawaira Riaz
Jan 26, 2024

What are common forms of epinephrine for medical use?

Auto-injectors and injectable solutions are common.
Janet White
Jan 26, 2024

What's the difference in the structure of adrenaline and epinephrine?

Structurally, they are identical; the difference is in the name.
Janet White
Jan 26, 2024

Is adrenaline used in CPR?

Yes, it's often used in advanced cardiac life support.
Aimie Carlson
Jan 26, 2024

Can adrenaline affect memory?

Yes, it can enhance memory formation during high-emotion events.
Sawaira Riaz
Jan 26, 2024

How does epinephrine affect asthma?

It relaxes airway muscles, easing breathing in asthma attacks.
Sawaira Riaz
Jan 26, 2024

Is epinephrine safe for children?

Yes, in appropriate doses for medical emergencies.
Harlon Moss
Jan 26, 2024

Are adrenaline and epinephrine addictive?

No, but the sensation they induce can be sought after.
Harlon Moss
Jan 26, 2024

How is epinephrine stored in the body?

It's produced and stored in the adrenal glands.
Aimie Carlson
Jan 26, 2024

Does adrenaline influence muscle strength?

Temporarily, it can enhance muscle strength and performance.
Harlon Moss
Jan 26, 2024
About Author
Written by
Sawaira Riaz
Sawaira is a dedicated content editor at difference.wiki, where she meticulously refines articles to ensure clarity and accuracy. With a keen eye for detail, she upholds the site's commitment to delivering insightful and precise content.
Edited by
Sumera Saeed
Sumera is an experienced content writer and editor with a niche in comparative analysis. At Diffeence Wiki, she crafts clear and unbiased comparisons to guide readers in making informed decisions. With a dedication to thorough research and quality, Sumera's work stands out in the digital realm. Off the clock, she enjoys reading and exploring diverse cultures.

Trending Comparisons

Popular Comparisons

New Comparisons