Definition of epinephrine
: a crystalline sympathomimetic hormone C9H13NO3 that is the principal blood-pressure raising hormone secreted by the medulla of the adrenal glands, is prepared from adrenal extracts or made synthetically, and is used medicinally especially to stimulate the heart during cardiac arrest and to treat life-threatening allergic reactions —called also adrenaline
Recent Examples of epinephrine from the Web
Most of those vulnerable people carry portable epinephrine — often EpiPens — to quickly counteract symptoms.
Most of those vulnerable people carry portable epinephrine -- often, EpiPens -- to quickly counteract symptoms.
In the first quarter of this year, brand-name EpiPens only drew about 60 percent of epinephrine device prescriptions, while generic EpiPens — mostly Mylan’s — had captured 38 percent of prescriptions.
Adamis said the U.S. Food and Drug Administration approved the trade name Symjepi for the epinephrine prefilled syringe...
Just three years ago, EpiPens accounted for nearly 90 percent of both revenue and prescriptions filled in the U.S. for epinephrine injectors and syringes, according to QuintilesIMS, a pharmaceutical analytics company.
That includes investigations from regulators and the Justice Department over its decision to raise the price of its life-saving epinephrine auto-injector, EpiPen, from about $100 per two-pack to more than $600.
President Barack Obama signed a federal law encouraging schools to stock emergency epinephrine supplies.
People with severe food allergies often carry lifesaving medications such as epinephrine injectors and must be extremely vigilant about their exposure to certain foods.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'epinephrine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
EPINEPHRINE Defined for Kids
Definition of epinephrine for Students
: a hormone that causes blood vessels to narrow and the blood pressure to increase
Medical Definition of epinephrine
: a colorless crystalline feebly basic sympathomimetic hormone C9H13NO3 that is the principal blood-pressure-raising hormone secreted by the adrenal medulla, is prepared from adrenal extracts or made synthetically, and is used medicinally especially as a heart stimulant, as a vasoconstrictor (as to treat open-angle glaucoma and life-threatening allergic reactions and to prolong the effects of local anesthetics), and as a bronchodilator—called also adrenaline
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