Epinephrine

Epinephrine (adrenaline) is both a hormone and a neurotransmitter. Epinephrine is a vasoconstrictor and cardiac stimulatant, and is automatically produced in reaction to shock or fear.

Epinephrine is the active ingredient in 'EpiPens, which are used to treat anaphylaxis (severe allergic reactions) that may occur in people with allergies, mast cell activation syndrome (MCAS) or mast cell activation disorder (MCAD). Epinephrine is also used to treat anaphylaxis caused by exercise or low blood pressure caused by septic shock.

Learn more

• Epinephrine - drugs.com
• Epinephrine Injection - drugs.com
• Medications for mast cell diseases - The Maat Cell Disease Society

See also

• Mast cell activation disorder
• Mast cell activation syndrome

"an often severe and sometimes fatal systemic reaction in a susceptible individual upon exposure to a specific antigen (such as wasp venom or penicillin) after previous sensitization". Typically causes breathing problems, fainting or loss of consciousness, fast heartbeat, itching, and hives. (Learn more: www.nhs.uk)

anaphylaxis "an often severe and sometimes fatal systemic reaction in a susceptible individual upon exposure to a specific antigen (such as wasp venom or penicillin) after previous sensitization". Typically causes breathing problems, fainting or loss of consciousness, fast heartbeat, itching, and hives. (Learn more: www.nhs.uk)