Anaphylaxis Alert: Most Doctors Know the Drug, Few Know the Dose

When a patient collapses with a swollen airway and plummeting blood pressure, minutes matter. Anaphylaxis, the most dangerous form of allergic reaction, can kill within half an hour of exposure to a food, drug, or insect sting, and the single most effective weapon against it is a drug that has been around for more than a century: epinephrine, also known as adrenaline. International guidelines are unambiguous on what should happen next. The drug must be given promptly, by injection into the muscle, at a dose calculated by body weight. Yet a new study from the West Bank, Palestine, reveals a troubling disconnect between what physicians know in principle and what they can reliably deliver in practice, exposing gaps that could prove fatal at the bedside.

The research, published in BMC Health Services Research, is the first attempt to measure anaphylaxis-related knowledge and self-reported practice among physicians in the West Bank. A team led by Azzam Zrineh of Al-Quds University surveyed 317 doctors across 12 hospitals in five governorates between October 2025 and January 2026. The participants, drawn from seven clinical specialties through convenience sampling, had a median age of 29 years and were predominantly male. The questionnaire, adapted from an instrument previously validated in an Egyptian physician cohort, probed four critical domains: recognition of valid anaphylactic scenarios, identification of the first-line drug, knowledge of the correct route of administration, and command of the weight-based dosing regimen that determines whether the treatment works or falls short.

The headline numbers look reassuring at first glance. A striking 85.5 percent of respondents correctly identified epinephrine as the first-line treatment for anaphylaxis, and 88.0 percent knew it should be given intramuscularly rather than intravenously or subcutaneously. Those figures suggest that decades of guideline dissemination have penetrated at least the most basic layer of clinical awareness. But the study’s finer-grained results tell a more unsettling story. Only 36.3 percent of physicians could identify the correct weight-based dose of epinephrine, meaning nearly two out of three doctors surveyed would be at risk of underdosing or overdosing a patient in the very scenario where precision matters most. And only 24.0 percent accurately recognized all four valid anaphylactic presentations presented in the questionnaire without also endorsing a distractor case that did not meet diagnostic criteria.

That diagnostic figure deserves particular scrutiny. Anaphylaxis is notoriously easy to miss when it does not announce itself with the classic combination of hives, airway swelling, and collapse. Guidelines define it through patterns involving skin involvement with respiratory or cardiovascular compromise, or isolated severe respiratory or cardiovascular symptoms after a likely allergen exposure. A physician who cannot distinguish these patterns from less dangerous reactions may withhold epinephrine when it is needed, or conversely, label every urticaria outbreak as anaphylaxis and dilute the urgency of the real thing. The study’s finding that three-quarters of physicians failed to correctly classify all presented scenarios suggests that diagnostic discrimination, not drug recognition, is the weakest link in the chain of survival in these hospitals.

Knowledge on paper does not always translate into action, and the self-reported practice data made that plain. Among the 89.3 percent of physicians who said they had personally encountered anaphylaxis cases, 13.8 percent reported never administering epinephrine to those patients. In other words, roughly one in seven doctors who had faced a genuine anaphylactic emergency admitted that the lifesaving drug never reached the patient under their care. The reasons are not captured in detail by the survey, but the institutional context offers clues. Fewer than half of the workplaces represented, 46.7 percent, had both a written anaphylaxis protocol and readily accessible epinephrine. A physician standing in an emergency bay without a protocol to consult and without an ampoule within reach faces structural barriers that no amount of individual knowledge can overcome.

The statistical analysis uncovered patterns in who knew what. Younger physicians significantly outperformed their older colleagues on identifying the first-line agent, a difference the authors reported at a p-value of 0.017, and the generational gap on route knowledge was even wider, with p below 0.001. This likely reflects the recency of medical training among junior doctors, who have more recently absorbed current guideline recommendations into their education. Yet seniority told the opposite story for dosing: specialists demonstrated significantly higher dose knowledge than residents and general practitioners, with p below 0.001. The picture that emerges is of a knowledge landscape where different physician groups hold different pieces of the puzzle, with juniors versed in modern recommendations but lacking the accumulated clinical judgment of specialists, and seniors retaining dosing expertise while lagging on updated route and agent guidance.

Perhaps the most sobering finding concerned training itself. Self-reported prior exposure to anaphylaxis-related training was not significantly associated with better knowledge performance in the unadjusted analyses. If attending a training session does not measurably improve a physician’s grasp of diagnosis, dosing, or administration, then the region’s educational interventions may be failing in their design or delivery rather than in their intent. Passive lectures and one-off workshops, the authors imply, are not the answer. What is needed instead, they argue, are targeted educational interventions that emphasize the two areas of greatest deficit: weight-based epinephrine dosing and the recognition of atypical anaphylactic presentations that deviate from the textbook picture.

The study’s methods carry the usual caveats of cross-sectional survey research. Convenience sampling may have skewed recruitment toward physicians more interested in the topic, and self-reported practice is an imperfect proxy for observed behavior; doctors may overstate or understate what they actually do under pressure. The questionnaire was adapted from an Egyptian validation cohort, and while this lends it prior credibility, cultural and institutional differences between health systems could affect how questions land. Still, the scale of the survey, spanning 12 hospitals, five governorates, and seven specialties, gives the findings a breadth that single-center studies cannot match, and the consistency of the gaps with patterns documented globally suggests the West Bank is not an outlier but a case study in a worldwide problem.

Indeed, knowledge deficits around anaphylaxis have been reported among physicians in many countries, from emergency departments in Europe to primary care networks in Asia, making this a structural weakness in medical education rather than a local failing. What the Palestinian data add is a clear roadmap for remediation. The authors call for institutional measures alongside individual education: written anaphylaxis protocols in every workplace and guaranteed access to epinephrine where patients are treated. The logic is straightforward. Even a perfectly informed physician cannot inject a drug that is not in the building, and a well-stocked emergency cart is of little use to a clinician who cannot calculate the dose. Closing the gap between knowing that epinephrine saves lives and actually delivering it, at the right dose, through the right route, to the right patient, will require fixing both the minds and the medicine cabinets of the region’s hospitals.

Subject of Research: Physician knowledge and self-reported practice in the diagnosis and management of anaphylaxis in West Bank hospitals

Article Title: Physicians’ knowledge and self-reported practice concerning diagnosis and management of anaphylaxis: a multi-hospital cross-sectional study in the West Bank, Palestine

Article References: Physicians’ knowledge and self-reported practice concerning diagnosis and management of anaphylaxis: a multi-hospital cross-sectional study in the West Bank, Palestine. (n.d.). https://doi.org/10.1186/s12913-026-15874-4

Image Credits: AI Generated

DOI: 10.1186/s12913-026-15874-4

Keywords: anaphylaxis, epinephrine, physician knowledge, emergency medicine, cross-sectional study, West Bank, Palestine, clinical guidelines, medical education, drug dosing, allergy, health services research