Anaphylaxis

LOUISVILLE, Ky. — A sublingual film delivered sufficient concentrations of epinephrine to the blood faster than autoinjectors, according to a study presented at the American College of Asthma & Immunology Annual Scientific Meeting.

LOUISVILLE, Ky. — Only about half of all adults with food allergies have immediate access to epinephrine, according to a study presented at the American College of Asthma & Immunology Annual Scientific Meeting.

LOUISVILLE, Ky. — More than 80% of a population of infants presenting to the ED with anaphylaxis received epinephrine there or prior to arrival, but only 10% of patients required hospital admission, according to study results.

The FDA has accepted a new drug application for neffy, a nasal spray designed to treat type I allergic reactions without an injection in adults and children who weigh 30 kg or more, according to an ARS Pharmaceuticals press release.

Patients with mast cell activation disorders safely tolerated doses of four of the COVID-19 vaccines, although there was a relative increase in hypersensitivity and anaphylactic reactions, according to a letter published in Allergy.

NASHVILLE, Tenn. — Patients with asthma who experience anaphylaxis have higher rates of complications, 30-day readmissions and mortality than those without anaphylaxis, according to a presentation at the CHEST Annual Meeting.

Levels of macadamia nut-specific IgE were useful in predicting anaphylaxis among children with macadamia nut allergy, according to a study published in Pediatric Allergy and Immunology.

Although anaphylaxis rates among infants have increased, whether these increases are due to recommendations for earlier introduction of potential allergens is unclear, according to data published in Annals of Allergy, Asthma & Immunology.

Patients who have an adverse event immediately after COVID-19 vaccination can be revaccinated if they are selected carefully and challenged in a supervised environment, according to a letter published in Allergy.

A girl who was bitten by a cat and then developed a cat allergy may be the first reported case of allergic sensitization through cat bite, according to a letter published in Pediatric Allery and Immunology.