Anaphylactic Shock News and Research

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Anaphylactic shock or anaphylaxis is a severe and sometimes life-threatening immune system reaction to an antigen that a person has been previously exposed to. The reaction may include itchy skin, edema, collapsed blood vessels, fainting, difficulty in breathing, and death.

New diagnostic blood test improves food allergy detection accuracy

Allergies can be minor or life-threatening, and current diagnostic blood tests are not always adequate at determining which substances patients need to avoid to prevent a reaction.

15 Jul 2026

Hospital study shows adrenaline's rapid impact on cardiac arrest

When a patient's heart stops in a hospital, healthcare professionals need to act quickly.

7 Jan 2026

Intranasal adrenaline can be as effective as the EpiPen

Instead of stabbing yourself, or someone else, in the thigh with a needle to deliver a dose of adrenaline to counter anaphylactic shock, would it not be easier to use a nasal spray instead?

30 Sep 2025

New mRNA vaccine stops allergens from causing life-threatening inflammation in mice

A new mRNA vaccine stopped allergens from causing dangerous immune reactions and life-threatening inflammation in mice, according to researchers from the Perelman School of Medicine at the University of Pennsylvania and Cincinnati Children's.

29 Sep 2025

Study maps distribution of disease-carrying ticks across Illinois

Scientists analyzed the distribution of three potentially harmful tick species in Illinois, identifying regions of the state with higher numbers of these ticks and, therefore, at greater risk of infection with multiple tick-borne diseases.

22 Sep 2025

MIT develops implantable device to automatically release emergency glucagon

For people with Type 1 diabetes, developing hypoglycemia, or low blood sugar, is an ever-present threat. When glucose levels become extremely low, it creates a life-threatening situation for which the standard treatment of care is injecting a hormone called glucagon.

9 Jul 2025

New compound shows promise in treating hard-to-treat inflammatory conditions

Irritable bowel syndrome, chronic itching, asthma and migraine are in many cases hard-to-treat conditions.

24 Apr 2025

Inulin gel-based oral immunotherapy is effective in suppressing food allergy responses and anaphylactic shock

A novel oral immunotherapy platform that uses formulated inulin gel combined with food allergens to orally deliver dietary antigens.

12 Jul 2024

Researchers find link between gut bacteria and the success of milk-allergy oral immunotherapy

Researchers led by Hiroshi Ohno at the RIKEN Center for Integrative Medical Sciences in Japan have discovered a link between gut bacteria and the success of milk-allergy oral immunotherapy.

14 Mar 2024

Phase II clinical trial evaluates the safety and efficacy of a Muse cell-based product in patients with ALS

Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disease characterized by progressive loss of motor functions, which eventually leads to death within 5 years of its onset.

1 Feb 2024

Breakthrough nano-shield blocks selective allergic reactions

Northwestern University researchers have developed the first selective therapy to prevent allergic reactions, which can range in severity from itchy hives and watery eyes to trouble breathing and even death.

16 Jan 2024

New survey uncovers lack of awareness about the proper use of adrenaline pens

New research reveals the significant impact severe allergies have on people’s daily lives and mental wellbeing, as well as uncovering an evident lack of awareness about the proper use of adrenaline pens.

14 Oct 2023

Robo-diets: can ChatGPT formulate safe dietary advice?

Researchers investigate the accuracy and safety of ‘robo-diets’.

15 May 2023

Donor iron deficiency produces no harmful effects on donated blood quality or donor wellbeing

Most of the U.S. blood supply comes from about 5 million altruistic volunteers who donate blood regularly. Frequent blood donation is known to result in iron deficiency in donors, which has led to concerns that the practice may not only diminish the quality of donated blood but also harm blood donors' health and quality of life.

8 Sep 2022

New test greatly simplifies the diagnosis of allergies

Although allergies are widespread, their diagnosis is complex and, depending on the type of allergy, the prospects of success with therapy are not always clear.

21 Mar 2022

Drones can help deliver life-saving defibrillators to people with suspected cardiac arrest

The world's first feasibility study has found that drones can be used to deliver life-saving defibrillators to people with suspected cardiac arrest in the community. The research is presented at ESC Congress 2021 and published in the European Heart Journal.

26 Aug 2021

Study: Parents of children with food allergies experience worry, anxiety and stress

Parents of children with food allergies face significant worry, severe anxiety and post-traumatic stress – according to new research from the University of East Anglia.

11 Mar 2021

Study provides accurate data on allergic reactions related to mRNA COVID-19 vaccines

Almost immediately after the first mRNA-based COVID-19 vaccines were authorized for emergency use and were administered to individuals outside of clinical trials, reports of anaphylaxis--a life-threatening whole-body allergic reaction--raised widespread concerns among experts and the public.

10 Mar 2021

Study reveals new molecular mechanism linked to severe anaphylaxis

Anaphylaxis is a systemic allergic reaction that can affect the skin, the gastrointestinal tract, the respiratory system and the cardiovascular system.

9 Feb 2021

Study may lead to new therapeutic strategies to reduce allergic responses, inflammatory reactions

In order to fight pathogens, mast cells regulate inflammatory reactions of the immune system. Both mast cells and neutrophils are white blood cells and are critical for the body's immune defense.

5 Feb 2021