Drug-Related Hospital Emergencies: 5,300 Cases In Europe

New figures revealed the stark reality facing emergency departments across Europe, where thousands arrived each year battling acute drug toxicity. Moreover, the latest data from 29 sentinel hospitals painted a troubling picture of substance use and its immediate health consequences.

In 2024 alone, more than 5,300 people presented to emergency services in 19 countries with serious poisoning cases. Behind these numbers lay individual stories of nights that went wrong, substances that proved stronger than expected, and the paramedics and doctors working to keep people alive.

Cocaine emerged as the most frequently reported substance in drug-related hospital emergencies, appearing in over a quarter of all cases. Furthermore, cannabis followed closely at 24%, whilst amphetamines accounted for 14% of presentations. These three substances dominated the landscape of acute drug toxicity across European emergency departments.

What proved particularly concerning was that single substance use represented only a third of cases. In fact, the majority of people arriving at hospital had mixed drugs with other substances, often alcohol, creating unpredictable and dangerous combinations that complicated treatment.

Drug Emergency Demographics And Patterns

Men made up three quarters of all drug emergency presentations, typically aged around 33 years. Meanwhile, women presenting were slightly younger, with a median age of 30. Among younger patients aged 10 to 19, however, the gender gap narrowed considerably, with females accounting for 38% of presentations in this age group.

Weekend nights proved particularly busy for emergency services. In particular, Saturdays and Sundays accounted for a third of all drug-related hospital emergencies, with presentations peaking during these periods when recreational drug use intersected with nightlife.

Polysubstance Use In Hospital Emergencies

Perhaps the most significant finding concerned polysubstance use, the mixing of multiple drugs. Notably, two thirds of all cases involved more than one substance, with 22% combining a single drug with alcohol and 43% taking at least two drugs together.

This pattern of mixing created serious challenges for medical teams. Specifically, when someone arrived unconscious or confused, identifying what they had taken became crucial. Additionally, opioids combined with alcohol or benzodiazepines could suppress breathing. Similarly, stimulants mixed with depressants sent contradictory signals through the body. Therefore, each combination required different treatment approaches.

The most common polysubstance combinations included cannabis with cocaine and alcohol, amphetamines with heroin, and various benzodiazepines mixed with other drugs. Importantly, these were not isolated incidents but rather established patterns of drug-related hospital emergencies occurring repeatedly across different countries.

Acute Drug Toxicity Treatment In Emergency Departments

Most people, 69% to be precise, arrived by ambulance, suggesting the severity of their condition. Subsequently, emergency department staff typically managed to stabilise and discharge 67% of patients directly from A&E, with a median stay of six hours. In contrast, the remaining cases required admission to intensive care, psychiatric units, or general wards.

GHB and GBL stood out for requiring critical care, with 23% of single substance presentations involving these drugs needing intensive treatment. Meanwhile, heroin cases saw 8% admitted to critical care, whilst amphetamine related emergencies more frequently resulted in psychiatric admission.

The data, collected through the European Drug Emergencies Network (Euro-DEN Plus), revealed significant variation between locations. For instance, in Oslo, heroin accounted for 69% of opioid related presentations. Meanwhile, some centres reported cases involving potent synthetic opioids, namely fentanyl derivatives and nitazenes, substances that had devastated communities elsewhere and now appeared to be gaining foothold in European drug markets.

Comparing 2023 and 2024 figures from 15 hospitals providing complete data showed mixed trends. Specifically, seven centres saw overall increases in drug emergency presentations, five reported decreases, and three remained stable. Similarly, comparable patterns emerged for individual substances, suggesting no single dominant trend across Europe.

Hospital Emergency Data Insights

These figures came from hospital emergency services participating in Euro-DEN Plus, a surveillance network established in 2013. Essentially, the project tracked acute drug toxicity through sentinel sites, providing early warning of emerging threats and helping health authorities understand what was actually harming people on the ground.

The reality was that drug-related hospital emergencies represented only the visible tip of a larger problem. Indeed, many drug toxicity episodes never reached hospital as people recovered at home, received care from friends, or tragically died before help arrived. Thus, what we saw in emergency departments reflected the cases severe enough to require professional medical intervention.

The data also revealed gaps in our understanding. Notably, most information came from self reports and clinical observation rather than laboratory confirmation. Furthermore, people presenting to emergency services may not have remembered or may not have truthfully reported what they had taken. Consequently, this made identifying exact substances and their interactions more challenging.

Hospital emergency departments served as canaries in the coalmine for substance use trends. Specifically, when new drugs appeared or consumption patterns shifted, emergency services felt the impact first. Currently, the Euro-DEN Plus network included nearly 50 hospitals across Europe and neighbouring regions, providing increasingly comprehensive surveillance of acute drug toxicity.

The interactive data explorer launched alongside these findings allowed researchers, policymakers, and health professionals to examine trends by year, location, and substance. Additionally, it offered breakdowns by age, gender, and outcomes, providing valuable information for planning services and interventions.

Behind the statistics lay individuals, families, and communities affected by substance use. Indeed, each drug-related hospital emergency represented someone’s child, partner, parent, or friend. Therefore, understanding these patterns helped health services prepare, respond effectively, and ultimately work towards preventing the harms that brought thousands to emergency departments each year.

The consistent message from this data was clear. Namely, drug-related hospital emergencies remained a significant public health challenge across Europe, with polysubstance use complicating both prevention and treatment efforts. Moreover, as substances evolved and consumption patterns shifted, continued monitoring through networks like Euro-DEN Plus became ever more essential.

Source: euda