[Durgical](https://durgical.com/en/) › [DurgiPedia](https://durgical.com/en/durgipedia/) › [Nursing](https://durgical.com/en/nursing/) › [Medical–surgical nursing](https://durgical.com/en/nursing/areas/med-surg/) › Allergy history, latex safety and anaphylaxis on the ward: the first nursing response

# Allergy history, latex safety and anaphylaxis on the ward: the first nursing response

- Assessment

The nurse records every allergy, keeps latex away from allergic patients and, if anaphylaxis starts, stops the trigger, calls for help and prepares epinephrine.

Updated Nov 13, 2026

## Key points

- Ask about allergies to medicines, foods, latex and other substances, and record what reaction happened.
- If the patient is allergic to a prescribed medicine, do not prepare it: notify the prescriber.
- In anaphylaxis: stop the trigger, call for help, assess airway, breathing and circulation, and prepare intramuscular epinephrine per protocol.
- Epinephrine into the outer thigh muscle is first-line; antihistamines and corticosteroids are second-line.
- A very hoarse or whispered voice can mean dangerous throat swelling.
- A second (biphasic) reaction can follow: about half occur within 6–12 hours.

## What it is

Anaphylaxis is a life-threatening, whole-body allergic reaction that often begins within seconds or minutes of the trigger: a medicine, a food, a sting or latex. On the ward, prevention starts with a careful allergy history, a visible record and a latex-safe environment for patients who need it. When a reaction starts, the first minutes matter: remove the trigger, call for help, assess airway, breathing and circulation, and give intramuscular epinephrine, the first-line treatment, according to the institutional protocol. Antihistamines and corticosteroids are second-line and never replace it. Because a second reaction can follow hours later, the patient keeps being observed after improving.

## Reference values

- Signs of anaphylaxis: hives, itching or redness; swelling of the face, eyes or tongue; wheeze, cough or chest tightness; dizziness; nausea, vomiting or diarrhoea; slurred speech or collapse.
- Hospital items that may contain latex: some gloves, catheters and tubing, tourniquets, medicine vials, elastic bandages.
- Higher risk of latex allergy: health workers, people who have had many operations, people with spina bifida or urinary tract defects.
- Some people with latex allergy also react to foods such as banana, avocado or chestnut.

## How to measure it (and why)

- On admission, ask about allergies to medicines, foods, latex and others, and what reaction happened: the reaction type shows how serious it was.
- Record the allergy in the chart and tell pharmacy and food services: they must not use the trigger or latex gloves when preparing medicines or food.
- Check the allergy record before every medicine; if the patient is allergic to it, do not prepare it and notify the prescriber.
- For latex allergy, use non-latex gloves and equipment, remove latex items from the room and place a sign as the institution allows.
- If a reaction starts during a medicine or infusion, stop it at once and call for help: removing the trigger limits the reaction.
- Assess airway, breathing, circulation, consciousness and skin; start CPR if needed.
- Prepare intramuscular epinephrine as the doctor orders or as the anaphylaxis protocol states: it is the first-line treatment.
- Lay the patient flat; sit them up if breathing is hard, on the left side if pregnant, in the recovery position if unconscious.
- Give nothing by mouth if breathing is difficult; give oxygen, help place a wide-bore IV line and monitor vital signs often, as ordered.
- Keep observing after the patient improves and record and report the event: a second reaction can follow hours later.

## How to read it

- Hives or swelling together with breathing trouble, dizziness or collapse after a trigger point to a whole-body reaction, not a simple rash.
- Mild latex reactions: dry itchy skin, hives, watery eyes, runny nose, scratchy throat. Severe: trouble breathing or swallowing, fainting, signs of shock.
- Breathing in powder from latex gloves can also trigger a reaction.
- A reaction to an injected medicine can appear within minutes or even days.

## Next step: when to call for help

- Breathing difficulty, throat swelling, a hoarse voice, falling blood pressure or collapse: call the emergency team at once.
- Hives or swelling after a new medicine: stop it, notify the doctor and file the incident report.
- Symptoms coming back hours after the patient improved: call the doctor at once.
- Before discharge after anaphylaxis, check that the team has planned an epinephrine auto-injector, a written action plan and an allergy referral.

## Test yourself

Think of the answer, then tap the question to see it.

## What is the first-line treatment for anaphylaxis, and where is it given?

Epinephrine by intramuscular injection into the outer thigh, as ordered or per the institutional protocol. Antihistamines and corticosteroids are second-line.

## What does the nurse do first if a reaction starts during an infusion?

Stops the infusion to remove the trigger, calls for help and assesses airway, breathing and circulation.

## Why is a patient still observed after recovering from anaphylaxis?

A second (biphasic) reaction can follow; about half occur within 6–12 hours.

## Which patients have a higher risk of latex allergy?

Health workers, people who have had many operations, and people with spina bifida or urinary tract defects.

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## Elsewhere in DurgiPedia

- [Latex and drug allergy](https://durgical.com/en/immunology/latex-and-drug-allergy/)

## Connections

## Related 2

- [The rights of medication administration](https://durgical.com/en/nursing/the-rights-of-medication-administration/)
- [Recognising deterioration and calling the rapid response team](https://durgical.com/en/nursing/recognising-deterioration-and-calling-the-rapid-response-team/)

## Related conditions 2

- [Anaphylaxis](https://durgical.com/en/conditions/anaphylaxis/)
- [Urticaria and angioedema](https://durgical.com/en/conditions/urticaria-and-angioedema/)

[← All of nursing](https://durgical.com/en/nursing/)

Educational content for students; it does not replace your institution's protocols, supervised clinical training or a prescriber's order. Dose-calculation examples use made-up numbers: they are educational, not a clinical order.

Sources: [Anaphylaxis](https://medlineplus.gov/ency/article/000844.htm) (MedlinePlus, U.S. National Library of Medicine, 2025); [Latex allergies - for hospital patients](https://medlineplus.gov/ency/patientinstructions/000499.htm) (MedlinePlus, U.S. National Library of Medicine, 2025); [World Allergy Organization Anaphylaxis Guidance 2020 (World Allergy Organization Journal, open access)](https://pmc.ncbi.nlm.nih.gov/articles/PMC7607509/) (World Allergy Organization, via PubMed Central, 2020); [Nursing Skills (Open RN), 18.7 Applying the nursing process (parenteral medications)](https://med.libretexts.org/Bookshelves/Nursing/Nursing_Skills_(OpenRN)/18:_Administration_of_Parenteral_Medications/18.07:_Applying_the_Nursing_Process) (Open RN, Wisconsin Technical College System, via LibreTexts (CC BY 4.0), 2021).

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Representative model, for educational purposes only.

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License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Cite as: DurgiPedia (durgical.com), https://durgical.com/en/nursing/allergy-history-latex-safety-and-anaphylaxis-on-the-ward-the-first-nursing-respo/
